Merge "Refactor zip functions and state into Dumpstate class."
diff --git a/cmds/cmd/cmd.cpp b/cmds/cmd/cmd.cpp
index 443511e..73d274f 100644
--- a/cmds/cmd/cmd.cpp
+++ b/cmds/cmd/cmd.cpp
@@ -23,6 +23,8 @@
 #include <binder/IServiceManager.h>
 #include <binder/IShellCallback.h>
 #include <binder/TextOutput.h>
+#include <utils/Condition.h>
+#include <utils/Mutex.h>
 #include <utils/Vector.h>
 
 #include <getopt.h>
@@ -39,6 +41,8 @@
 
 #include <UniquePtr.h>
 
+#define DEBUG 0
+
 using namespace android;
 
 static int sort_func(const String16* lhs, const String16* rhs)
@@ -94,7 +98,24 @@
 class MyResultReceiver : public BnResultReceiver
 {
 public:
-    virtual void send(int32_t /*resultCode*/) {
+    Mutex mMutex;
+    Condition mCondition;
+    bool mHaveResult = false;
+    int32_t mResult = 0;
+
+    virtual void send(int32_t resultCode) {
+        AutoMutex _l(mMutex);
+        mResult = resultCode;
+        mHaveResult = true;
+        mCondition.signal();
+    }
+
+    int32_t waitForResult() {
+        AutoMutex _l(mMutex);
+        while (!mHaveResult) {
+            mCondition.wait(mMutex);
+        }
+        return mResult;
     }
 };
 
@@ -107,13 +128,13 @@
     sp<IServiceManager> sm = defaultServiceManager();
     fflush(stdout);
     if (sm == NULL) {
-        ALOGE("Unable to get default service manager!");
+        ALOGW("Unable to get default service manager!");
         aerr << "cmd: Unable to get default service manager!" << endl;
         return 20;
     }
 
     if (argc == 1) {
-        aout << "cmd: no service specified; use -l to list all services" << endl;
+        aerr << "cmd: No service specified; use -l to list all services" << endl;
         return 20;
     }
 
@@ -138,17 +159,41 @@
     String16 cmd = String16(argv[1]);
     sp<IBinder> service = sm->checkService(cmd);
     if (service == NULL) {
-        aerr << "Can't find service: " << argv[1] << endl;
+        ALOGW("Can't find service %s", argv[1]);
+        aerr << "cmd: Can't find service: " << argv[1] << endl;
         return 20;
     }
 
     sp<MyShellCallback> cb = new MyShellCallback();
+    sp<MyResultReceiver> result = new MyResultReceiver();
+
+#if DEBUG
+    ALOGD("cmd: Invoking %s in=%d, out=%d, err=%d", argv[1], STDIN_FILENO, STDOUT_FILENO,
+            STDERR_FILENO);
+#endif
 
     // TODO: block until a result is returned to MyResultReceiver.
-    IBinder::shellCommand(service, STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO, args,
-            cb, new MyResultReceiver());
+    status_t err = IBinder::shellCommand(service, STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO, args,
+            cb, result);
+    if (err < 0) {
+        const char* errstr;
+        switch (err) {
+            case BAD_TYPE: errstr = "Bad type"; break;
+            case FAILED_TRANSACTION: errstr = "Failed transaction"; break;
+            case FDS_NOT_ALLOWED: errstr = "File descriptors not allowed"; break;
+            case UNEXPECTED_NULL: errstr = "Unexpected null"; break;
+            default: errstr = strerror(-err); break;
+        }
+        ALOGW("Failure calling service %s: %s (%d)", argv[1], errstr, -err);
+        aout << "cmd: Failure calling service " << argv[1] << ": " << errstr << " ("
+                << (-err) << ")" << endl;
+        return err;
+    }
 
     cb->mActive = false;
-
-    return 0;
+    status_t res = result->waitForResult();
+#if DEBUG
+    ALOGD("result=%d", (int)res);
+#endif
+    return res;
 }
diff --git a/data/etc/android.hardware.sensor.heartrate.fitness.xml b/data/etc/android.hardware.sensor.heartrate.fitness.xml
new file mode 100644
index 0000000..aef77b4
--- /dev/null
+++ b/data/etc/android.hardware.sensor.heartrate.fitness.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- Feature for devices supporting a fitness heart rate monitor -->
+<permissions>
+    <feature name="android.hardware.sensor.heartrate.fitness" />
+</permissions>
diff --git a/data/etc/handheld_core_hardware.xml b/data/etc/handheld_core_hardware.xml
index 9cb4d6d..f10cbc3 100644
--- a/data/etc/handheld_core_hardware.xml
+++ b/data/etc/handheld_core_hardware.xml
@@ -42,6 +42,7 @@
     <feature name="android.software.backup" />
     <feature name="android.software.home_screen" />
     <feature name="android.software.input_methods" />
+    <feature name="android.software.picture_in_picture" />
     <feature name="android.software.print" />
 
     <!-- Feature to specify if the device supports adding device admins. -->
diff --git a/data/etc/tablet_core_hardware.xml b/data/etc/tablet_core_hardware.xml
index 8128165..7f545e6 100644
--- a/data/etc/tablet_core_hardware.xml
+++ b/data/etc/tablet_core_hardware.xml
@@ -42,6 +42,7 @@
     <feature name="android.software.backup" />
     <feature name="android.software.home_screen" />
     <feature name="android.software.input_methods" />
+    <feature name="android.software.picture_in_picture" />
     <feature name="android.software.print" />
 
     <!-- Feature to specify if the device supports adding device admins. -->
diff --git a/include/binder/TextOutput.h b/include/binder/TextOutput.h
index 974a194..0e9975a 100644
--- a/include/binder/TextOutput.h
+++ b/include/binder/TextOutput.h
@@ -21,6 +21,7 @@
 
 #include <stdint.h>
 #include <string.h>
+#include <sstream>
 
 // ---------------------------------------------------------------------------
 namespace android {
@@ -66,30 +67,26 @@
 TextOutput& indent(TextOutput& to);
 TextOutput& dedent(TextOutput& to);
 
-TextOutput& operator<<(TextOutput& to, const char* str);
-TextOutput& operator<<(TextOutput& to, char);     // writes raw character
-TextOutput& operator<<(TextOutput& to, bool);
-TextOutput& operator<<(TextOutput& to, int);
-TextOutput& operator<<(TextOutput& to, long);
-TextOutput& operator<<(TextOutput& to, unsigned int);
-TextOutput& operator<<(TextOutput& to, unsigned long);
-TextOutput& operator<<(TextOutput& to, long long);
-TextOutput& operator<<(TextOutput& to, unsigned long long);
-TextOutput& operator<<(TextOutput& to, float);
-TextOutput& operator<<(TextOutput& to, double);
-TextOutput& operator<<(TextOutput& to, TextOutputManipFunc func);
-TextOutput& operator<<(TextOutput& to, const void*);
-TextOutput& operator<<(TextOutput& to, const String8& val);
-TextOutput& operator<<(TextOutput& to, const String16& val);
+template<typename T>
+TextOutput& operator<<(TextOutput& to, const T& val)
+{
+    std::stringstream strbuf;
+    strbuf << val;
+    std::string str = strbuf.str();
+    to.print(str.c_str(), str.size());
+    return to;
+}
 
-class TypeCode 
+TextOutput& operator<<(TextOutput& to, TextOutputManipFunc func);
+
+class TypeCode
 {
 public:
     inline TypeCode(uint32_t code);
     inline ~TypeCode();
 
     inline uint32_t typeCode() const;
-    
+
 private:
     uint32_t mCode;
 };
@@ -146,18 +143,6 @@
     return to;
 }
 
-inline TextOutput& operator<<(TextOutput& to, const char* str)
-{
-    to.print(str, strlen(str));
-    return to;
-}
-
-inline TextOutput& operator<<(TextOutput& to, char c)
-{
-    to.print(&c, 1);
-    return to;
-}
-
 inline TextOutput& operator<<(TextOutput& to, TextOutputManipFunc func)
 {
     return (*func)(to);
diff --git a/include/media/openmax/OMX_AsString.h b/include/media/openmax/OMX_AsString.h
index 4c74bc5..b18fd54 100644
--- a/include/media/openmax/OMX_AsString.h
+++ b/include/media/openmax/OMX_AsString.h
@@ -546,6 +546,8 @@
         case OMX_IndexConfigAndroidIntraRefresh:        return "ConfigAndroidIntraRefresh";
         case OMX_IndexParamAndroidVideoTemporalLayering: return "ParamAndroidVideoTemporalLayering";
         case OMX_IndexConfigAndroidVideoTemporalLayering: return "ConfigAndroidVideoTemporalLayering";
+        case OMX_IndexParamMaxFrameDurationForBitrateControl:
+            return "ParamMaxFrameDurationForBitrateControl";
         case OMX_IndexConfigAutoFramerateConversion:    return "ConfigAutoFramerateConversion";
         case OMX_IndexConfigPriority:                   return "ConfigPriority";
         case OMX_IndexConfigOperatingRate:              return "ConfigOperatingRate";
diff --git a/include/media/openmax/OMX_Index.h b/include/media/openmax/OMX_Index.h
index 1a2a548..5be1355 100644
--- a/include/media/openmax/OMX_Index.h
+++ b/include/media/openmax/OMX_Index.h
@@ -98,10 +98,13 @@
     OMX_IndexParamMetadataKeyFilter,        /**< reference: OMX_PARAM_METADATAFILTERTYPE */
     OMX_IndexConfigPriorityMgmt,            /**< reference: OMX_PRIORITYMGMTTYPE */
     OMX_IndexParamStandardComponentRole,    /**< reference: OMX_PARAM_COMPONENTROLETYPE */
+    OMX_IndexComponentEndUnused,
 
     OMX_IndexPortStartUnused = 0x02000000,
     OMX_IndexParamPortDefinition,           /**< reference: OMX_PARAM_PORTDEFINITIONTYPE */
     OMX_IndexParamCompBufferSupplier,       /**< reference: OMX_PARAM_BUFFERSUPPLIERTYPE */
+    OMX_IndexPortEndUnused,
+
     OMX_IndexReservedStartUnused = 0x03000000,
 
     /* Audio parameters and configurations */
@@ -134,6 +137,7 @@
     OMX_IndexParamAudioSmv,                 /**< reference: OMX_AUDIO_PARAM_SMVTYPE */
     OMX_IndexParamAudioVorbis,              /**< reference: OMX_AUDIO_PARAM_VORBISTYPE */
     OMX_IndexParamAudioFlac,                /**< reference: OMX_AUDIO_PARAM_FLACTYPE */
+    OMX_IndexAudioEndUnused,
 
     OMX_IndexConfigAudioMidiImmediateEvent, /**< reference: OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE */
     OMX_IndexConfigAudioMidiControl,        /**< reference: OMX_AUDIO_CONFIG_MIDICONTROLTYPE */
@@ -194,6 +198,7 @@
     OMX_IndexParamVideoSliceFMO,            /**< reference: OMX_VIDEO_PARAM_AVCSLICEFMO */
     OMX_IndexConfigVideoAVCIntraPeriod,     /**< reference: OMX_VIDEO_CONFIG_AVCINTRAPERIOD */
     OMX_IndexConfigVideoNalSize,            /**< reference: OMX_VIDEO_CONFIG_NALSIZE */
+    OMX_IndexVideoEndUnused,
 
     /* Image & Video common Configurations */
     OMX_IndexCommonStartUnused = 0x07000000,
@@ -231,6 +236,7 @@
     OMX_IndexConfigCommonFocusRegion,       /**< reference: OMX_CONFIG_FOCUSREGIONTYPE */
     OMX_IndexConfigCommonFocusStatus,       /**< reference: OMX_PARAM_FOCUSSTATUSTYPE */
     OMX_IndexConfigCommonTransitionEffect,  /**< reference: OMX_CONFIG_TRANSITIONEFFECTTYPE */
+    OMX_IndexCommonEndUnused,
 
     /* Reserved Configuration range */
     OMX_IndexOtherStartUnused = 0x08000000,
diff --git a/include/media/openmax/OMX_IndexExt.h b/include/media/openmax/OMX_IndexExt.h
index 78d1f5d..63fbff8 100644
--- a/include/media/openmax/OMX_IndexExt.h
+++ b/include/media/openmax/OMX_IndexExt.h
@@ -62,6 +62,7 @@
     OMX_IndexParamAudioAndroidAacPresentation,      /**< reference: OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE */
     OMX_IndexParamAudioAndroidEac3,                 /**< reference: OMX_AUDIO_PARAM_ANDROID_EAC3TYPE */
     OMX_IndexParamAudioProfileQuerySupported,       /**< reference: OMX_AUDIO_PARAM_ANDROID_PROFILETYPE */
+    OMX_IndexExtAudioEndUnused,
 
     /* Image parameters and configurations */
     OMX_IndexExtImageStartUnused = OMX_IndexKhronosExtensions + 0x00500000,
@@ -82,6 +83,8 @@
     OMX_IndexConfigAndroidIntraRefresh,             /**< reference: OMX_VIDEO_CONFIG_ANDROID_INTRAREFRESHTYPE */
     OMX_IndexParamAndroidVideoTemporalLayering,     /**< reference: OMX_VIDEO_PARAM_ANDROID_TEMPORALLAYERINGTYPE */
     OMX_IndexConfigAndroidVideoTemporalLayering,    /**< reference: OMX_VIDEO_CONFIG_ANDROID_TEMPORALLAYERINGTYPE */
+    OMX_IndexParamMaxFrameDurationForBitrateControl,/**< reference: OMX_PARAM_U32TYPE */
+    OMX_IndexExtVideoEndUnused,
 
     /* Image & Video common configurations */
     OMX_IndexExtCommonStartUnused = OMX_IndexKhronosExtensions + 0x00700000,
@@ -92,6 +95,7 @@
     OMX_IndexConfigPriority,                        /**< reference: OMX_PARAM_U32TYPE */
     OMX_IndexConfigOperatingRate,                   /**< reference: OMX_PARAM_U32TYPE in Q16 format for video and in Hz for audio */
     OMX_IndexParamConsumerUsageBits,                /**< reference: OMX_PARAM_U32TYPE */
+    OMX_IndexExtOtherEndUnused,
 
     /* Time configurations */
     OMX_IndexExtTimeStartUnused = OMX_IndexKhronosExtensions + 0x00900000,
diff --git a/include/ui/Fence.h b/include/ui/Fence.h
index 2fbc9ef..1df15f8 100644
--- a/include/ui/Fence.h
+++ b/include/ui/Fence.h
@@ -27,6 +27,8 @@
 #include <utils/String8.h>
 #include <utils/Timers.h>
 
+#include <experimental/optional>
+
 struct ANativeWindowBuffer;
 
 namespace android {
@@ -96,16 +98,26 @@
     // occurs then -1 is returned.
     nsecs_t getSignalTime() const;
 
+#if __cplusplus > 201103L
     // hasSignaled returns whether the fence has signaled yet. Prefer this to
     // getSignalTime() or wait() if all you care about is whether the fence has
-    // signaled.
-    inline bool hasSignaled() {
+    // signaled. Returns an optional bool, which will have a value if there was
+    // no error.
+    inline std::experimental::optional<bool> hasSignaled() {
         // The sync_wait call underlying wait() has been measured to be
         // significantly faster than the sync_fence_info call underlying
         // getSignalTime(), which might otherwise appear to be the more obvious
         // way to check whether a fence has signaled.
-        return wait(0) == NO_ERROR;
+        switch (wait(0)) {
+            case NO_ERROR:
+                return true;
+            case -ETIME:
+                return false;
+            default:
+                return {};
+        }
     }
+#endif
 
     // Flattenable interface
     size_t getFlattenedSize() const;
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index 9b5f0d7..5d44d54 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -64,10 +64,6 @@
 
 namespace android {
 
-static const char* getReturnString(size_t idx);
-static const void* printReturnCommand(TextOutput& out, const void* _cmd);
-static const void* printCommand(TextOutput& out, const void* _cmd);
-
 // Static const and functions will be optimized out if not used,
 // when LOG_NDEBUG and references in IF_LOG_COMMANDS() are optimized out.
 static const char *kReturnStrings[] = {
@@ -526,8 +522,8 @@
         }
     } while (result != -ECONNREFUSED && result != -EBADF);
 
-    LOG_THREADPOOL("**** THREAD %p (PID %d) IS LEAVING THE THREAD POOL err=%p\n",
-        (void*)pthread_self(), getpid(), (void*)result);
+    LOG_THREADPOOL("**** THREAD %p (PID %d) IS LEAVING THE THREAD POOL err=%d\n",
+        (void*)pthread_self(), getpid(), result);
     
     mOut.writeInt32(BC_EXIT_LOOPER);
     talkWithDriver(false);
diff --git a/libs/binder/TextOutput.cpp b/libs/binder/TextOutput.cpp
index 2ed5188..101eba3 100644
--- a/libs/binder/TextOutput.cpp
+++ b/libs/binder/TextOutput.cpp
@@ -29,111 +29,14 @@
 
 // ---------------------------------------------------------------------------
 
-TextOutput::TextOutput() { 
+TextOutput::TextOutput() {
 }
 
-TextOutput::~TextOutput() { 
+TextOutput::~TextOutput() {
 }
 
 // ---------------------------------------------------------------------------
 
-TextOutput& operator<<(TextOutput& to, bool val)
-{
-    if (val) to.print("true", 4);
-    else to.print("false", 5);
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, int val)
-{
-    char buf[16];
-    sprintf(buf, "%d", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, long val)
-{
-    char buf[16];
-    sprintf(buf, "%ld", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, unsigned int val)
-{
-    char buf[16];
-    sprintf(buf, "%u", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, unsigned long val)
-{
-    char buf[16];
-    sprintf(buf, "%lu", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, long long val)
-{
-    char buf[32];
-    sprintf(buf, "%Ld", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, unsigned long long val)
-{
-    char buf[32];
-    sprintf(buf, "%Lu", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-static TextOutput& print_float(TextOutput& to, double value)
-{
-    char buf[64];
-    sprintf(buf, "%g", value);
-    if( !strchr(buf, '.') && !strchr(buf, 'e') &&
-        !strchr(buf, 'E') ) {
-        strncat(buf, ".0", sizeof(buf)-1);
-    }
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, float val)
-{
-    return print_float(to,val);
-}
-
-TextOutput& operator<<(TextOutput& to, double val)
-{
-    return print_float(to,val);
-}
-
-TextOutput& operator<<(TextOutput& to, const void* val)
-{
-    char buf[32];
-    snprintf(buf, sizeof(buf), "%p", val);
-    to.print(buf, strlen(buf));
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, const String8& val)
-{
-    to << val.string();
-    return to;
-}
-
-TextOutput& operator<<(TextOutput& to, const String16& val)
-{
-    to << String8(val).string();
-    return to;
-}
-
 static void textOutputPrinter(void* cookie, const char* txt)
 {
     ((TextOutput*)cookie)->print(txt, strlen(txt));
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
new file mode 100644
index 0000000..8e8bb80
--- /dev/null
+++ b/libs/gui/Android.bp
@@ -0,0 +1,111 @@
+// Copyright 2010 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+cc_library_shared {
+    name: "libgui",
+
+    clang: true,
+    cppflags: [
+        "-Weverything",
+        "-Werror",
+
+        // The static constructors and destructors in this library have not been noted to
+        // introduce significant overheads
+        "-Wno-exit-time-destructors",
+        "-Wno-global-constructors",
+
+        // We only care about compiling as C++14
+        "-Wno-c++98-compat-pedantic",
+
+        // We don't need to enumerate every case in a switch as long as a default case
+        // is present
+        "-Wno-switch-enum",
+
+        // Allow calling variadic macros without a __VA_ARGS__ list
+        "-Wno-gnu-zero-variadic-macro-arguments",
+
+        // Don't warn about struct padding
+        "-Wno-padded",
+
+        // android/sensors.h uses nested anonymous unions and anonymous structs
+        "-Wno-nested-anon-types",
+        "-Wno-gnu-anonymous-struct",
+
+        "-DDEBUG_ONLY_CODE=0",
+    ],
+
+    product_variables: {
+        brillo: {
+            cflags: ["-DHAVE_NO_SURFACE_FLINGER"],
+        },
+        debuggable: {
+            cppflags: [
+                "-UDEBUG_ONLY_CODE",
+                "-DDEBUG_ONLY_CODE=1",
+            ],
+        },
+    },
+
+    srcs: [
+        "IGraphicBufferConsumer.cpp",
+        "IConsumerListener.cpp",
+        "BitTube.cpp",
+        "BufferItem.cpp",
+        "BufferItemConsumer.cpp",
+        "BufferQueue.cpp",
+        "BufferQueueConsumer.cpp",
+        "BufferQueueCore.cpp",
+        "BufferQueueProducer.cpp",
+        "BufferSlot.cpp",
+        "ConsumerBase.cpp",
+        "CpuConsumer.cpp",
+        "DisplayEventReceiver.cpp",
+        "GLConsumer.cpp",
+        "GraphicBufferAlloc.cpp",
+        "GuiConfig.cpp",
+        "IDisplayEventConnection.cpp",
+        "IGraphicBufferAlloc.cpp",
+        "IGraphicBufferProducer.cpp",
+        "IProducerListener.cpp",
+        "ISensorEventConnection.cpp",
+        "ISensorServer.cpp",
+        "ISurfaceComposer.cpp",
+        "ISurfaceComposerClient.cpp",
+        "LayerState.cpp",
+        "OccupancyTracker.cpp",
+        "Sensor.cpp",
+        "SensorEventQueue.cpp",
+        "SensorManager.cpp",
+        "StreamSplitter.cpp",
+        "Surface.cpp",
+        "SurfaceControl.cpp",
+        "SurfaceComposerClient.cpp",
+        "SyncFeatures.cpp",
+    ],
+
+    shared_libs: [
+        "libbinder",
+        "libcutils",
+        "libEGL",
+        "libGLESv2",
+        "libsync",
+        "libui",
+        "libutils",
+        "liblog",
+    ],
+
+    export_shared_lib_headers: ["libbinder"],
+}
+
+subdirs = ["tests"]
diff --git a/libs/gui/Android.mk b/libs/gui/Android.mk
deleted file mode 100644
index 8371e9b..0000000
--- a/libs/gui/Android.mk
+++ /dev/null
@@ -1,109 +0,0 @@
-# Copyright 2010 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-LOCAL_PATH := $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_CLANG := true
-LOCAL_CPPFLAGS := -Weverything -Werror
-
-# The static constructors and destructors in this library have not been noted to
-# introduce significant overheads
-LOCAL_CPPFLAGS += -Wno-exit-time-destructors
-LOCAL_CPPFLAGS += -Wno-global-constructors
-
-# We only care about compiling as C++14
-LOCAL_CPPFLAGS += -Wno-c++98-compat-pedantic
-
-# We don't need to enumerate every case in a switch as long as a default case
-# is present
-LOCAL_CPPFLAGS += -Wno-switch-enum
-
-# Allow calling variadic macros without a __VA_ARGS__ list
-LOCAL_CPPFLAGS += -Wno-gnu-zero-variadic-macro-arguments
-
-# Don't warn about struct padding
-LOCAL_CPPFLAGS += -Wno-padded
-
-# android/sensors.h uses nested anonymous unions and anonymous structs
-LOCAL_CPPFLAGS += -Wno-nested-anon-types -Wno-gnu-anonymous-struct
-
-LOCAL_CPPFLAGS += -DDEBUG_ONLY_CODE=$(if $(filter userdebug eng,$(TARGET_BUILD_VARIANT)),1,0)
-
-LOCAL_SRC_FILES := \
-	IGraphicBufferConsumer.cpp \
-	IConsumerListener.cpp \
-	BitTube.cpp \
-	BufferItem.cpp \
-	BufferItemConsumer.cpp \
-	BufferQueue.cpp \
-	BufferQueueConsumer.cpp \
-	BufferQueueCore.cpp \
-	BufferQueueProducer.cpp \
-	BufferSlot.cpp \
-	ConsumerBase.cpp \
-	CpuConsumer.cpp \
-	DisplayEventReceiver.cpp \
-	GLConsumer.cpp \
-	GraphicBufferAlloc.cpp \
-	GuiConfig.cpp \
-	IDisplayEventConnection.cpp \
-	IGraphicBufferAlloc.cpp \
-	IGraphicBufferProducer.cpp \
-	IProducerListener.cpp \
-	ISensorEventConnection.cpp \
-	ISensorServer.cpp \
-	ISurfaceComposer.cpp \
-	ISurfaceComposerClient.cpp \
-	LayerState.cpp \
-	OccupancyTracker.cpp \
-	Sensor.cpp \
-	SensorEventQueue.cpp \
-	SensorManager.cpp \
-	StreamSplitter.cpp \
-	Surface.cpp \
-	SurfaceControl.cpp \
-	SurfaceComposerClient.cpp \
-	SyncFeatures.cpp \
-
-LOCAL_SHARED_LIBRARIES := \
-	libbinder \
-	libcutils \
-	libEGL \
-	libGLESv2 \
-	libsync \
-	libui \
-	libutils \
-	liblog
-
-LOCAL_EXPORT_SHARED_LIBRARY_HEADERS := libbinder
-
-LOCAL_MODULE := libgui
-
-ifeq ($(TARGET_BOARD_PLATFORM), tegra)
-	LOCAL_CFLAGS += -DDONT_USE_FENCE_SYNC
-endif
-ifeq ($(TARGET_BOARD_PLATFORM), tegra3)
-	LOCAL_CFLAGS += -DDONT_USE_FENCE_SYNC
-endif
-
-ifeq ($(TARGET_BOARD_HAS_NO_SURFACE_FLINGER), true)
-	LOCAL_CFLAGS += -DHAVE_NO_SURFACE_FLINGER
-endif
-
-include $(BUILD_SHARED_LIBRARY)
-
-ifeq (,$(ONE_SHOT_MAKEFILE))
-include $(call first-makefiles-under,$(LOCAL_PATH))
-endif
diff --git a/libs/gui/ConsumerBase.cpp b/libs/gui/ConsumerBase.cpp
index 5546d54..3cf3078 100644
--- a/libs/gui/ConsumerBase.cpp
+++ b/libs/gui/ConsumerBase.cpp
@@ -314,6 +314,18 @@
 
     if (!mSlots[slot].mFence.get()) {
         mSlots[slot].mFence = fence;
+        return OK;
+    }
+
+    auto signaled = mSlots[slot].mFence->hasSignaled();
+
+    if (!signaled) {
+        CB_LOGE("fence has invalid state");
+        return BAD_VALUE;
+    }
+
+    if (*signaled) {
+        mSlots[slot].mFence = fence;
     } else {
         char fenceName[32] = {};
         snprintf(fenceName, 32, "%.28s:%d", mName.string(), slot);
diff --git a/libs/gui/SensorManager.cpp b/libs/gui/SensorManager.cpp
index 5338034..57c3073 100644
--- a/libs/gui/SensorManager.cpp
+++ b/libs/gui/SensorManager.cpp
@@ -194,7 +194,8 @@
         // a non_wake-up version.
         if (type == SENSOR_TYPE_PROXIMITY || type == SENSOR_TYPE_SIGNIFICANT_MOTION ||
             type == SENSOR_TYPE_TILT_DETECTOR || type == SENSOR_TYPE_WAKE_GESTURE ||
-            type == SENSOR_TYPE_GLANCE_GESTURE || type == SENSOR_TYPE_PICK_UP_GESTURE) {
+            type == SENSOR_TYPE_GLANCE_GESTURE || type == SENSOR_TYPE_PICK_UP_GESTURE ||
+            type == SENSOR_TYPE_WRIST_TILT_GESTURE) {
             wakeUpSensor = true;
         }
         // For now we just return the first sensor of that type we find.
diff --git a/libs/gui/tests/Android.bp b/libs/gui/tests/Android.bp
new file mode 100644
index 0000000..3c7958f
--- /dev/null
+++ b/libs/gui/tests/Android.bp
@@ -0,0 +1,42 @@
+// Build the unit tests,
+
+// Build the binary to $(TARGET_OUT_DATA_NATIVE_TESTS)/$(LOCAL_MODULE)
+// to integrate with auto-test framework.
+cc_test {
+    name: "libgui_test",
+
+    clang: true,
+
+    srcs: [
+        "BufferQueue_test.cpp",
+        "CpuConsumer_test.cpp",
+        "FillBuffer.cpp",
+        "GLTest.cpp",
+        "IGraphicBufferProducer_test.cpp",
+        "MultiTextureConsumer_test.cpp",
+        "Sensor_test.cpp",
+        "SRGB_test.cpp",
+        "StreamSplitter_test.cpp",
+        "SurfaceTextureClient_test.cpp",
+        "SurfaceTextureFBO_test.cpp",
+        "SurfaceTextureGLThreadToGL_test.cpp",
+        "SurfaceTextureGLToGL_test.cpp",
+        "SurfaceTextureGL_test.cpp",
+        "SurfaceTextureMultiContextGL_test.cpp",
+        "Surface_test.cpp",
+        "TextureRenderer.cpp",
+    ],
+
+    shared_libs: [
+        "liblog",
+        "libEGL",
+        "libGLESv1_CM",
+        "libGLESv2",
+        "libbinder",
+        "libcutils",
+        "libgui",
+        "libsync",
+        "libui",
+        "libutils",
+    ],
+}
diff --git a/libs/gui/tests/Android.mk b/libs/gui/tests/Android.mk
deleted file mode 100644
index efae7f6..0000000
--- a/libs/gui/tests/Android.mk
+++ /dev/null
@@ -1,54 +0,0 @@
-# Build the unit tests,
-LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
-LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
-
-LOCAL_CLANG := true
-
-LOCAL_MODULE := libgui_test
-
-LOCAL_MODULE_TAGS := tests
-
-LOCAL_SRC_FILES := \
-    BufferQueue_test.cpp \
-    CpuConsumer_test.cpp \
-    FillBuffer.cpp \
-    GLTest.cpp \
-    IGraphicBufferProducer_test.cpp \
-    MultiTextureConsumer_test.cpp \
-    Sensor_test.cpp \
-    SRGB_test.cpp \
-    StreamSplitter_test.cpp \
-    SurfaceTextureClient_test.cpp \
-    SurfaceTextureFBO_test.cpp \
-    SurfaceTextureGLThreadToGL_test.cpp \
-    SurfaceTextureGLToGL_test.cpp \
-    SurfaceTextureGL_test.cpp \
-    SurfaceTextureMultiContextGL_test.cpp \
-    Surface_test.cpp \
-    TextureRenderer.cpp \
-
-LOCAL_SHARED_LIBRARIES := \
-	liblog \
-	libEGL \
-	libGLESv1_CM \
-	libGLESv2 \
-	libbinder \
-	libcutils \
-	libgui \
-	libsync \
-	libui \
-	libutils \
-
-# Build the binary to $(TARGET_OUT_DATA_NATIVE_TESTS)/$(LOCAL_MODULE)
-# to integrate with auto-test framework.
-include $(BUILD_NATIVE_TEST)
-
-# Include subdirectory makefiles
-# ============================================================
-
-# If we're building with ONE_SHOT_MAKEFILE (mm, mmm), then what the framework
-# team really wants is to build the stuff defined by this makefile.
-ifeq (,$(ONE_SHOT_MAKEFILE))
-include $(call first-makefiles-under,$(LOCAL_PATH))
-endif
diff --git a/opengl/libs/Android.bp b/opengl/libs/Android.bp
index bdd5152..6a8aac8 100644
--- a/opengl/libs/Android.bp
+++ b/opengl/libs/Android.bp
@@ -45,3 +45,116 @@
     symbol_file: "libGLESv3.map.txt",
     first_version: "18",
 }
+
+cc_defaults {
+    name: "gl_libs_defaults",
+    cflags: [
+        "-DGL_GLEXT_PROTOTYPES",
+        "-DEGL_EGLEXT_PROTOTYPES",
+        "-fvisibility=hidden",
+    ],
+    shared_libs: [
+        "libcutils",
+        "liblog",
+        "libdl",
+    ],
+
+    // we need to access the private Bionic header <bionic_tls.h>
+    include_dirs: ["bionic/libc/private"],
+}
+
+//##############################################################################
+// Build META EGL library
+//
+cc_defaults {
+    name: "egl_libs_defaults",
+    defaults: ["gl_libs_defaults"],
+    cflags: [
+        "-DLOG_TAG=\"libEGL\"",
+    ],
+    shared_libs: [
+        "libbinder",
+        "libutils",
+        "libui",
+    ],
+}
+
+cc_library_static {
+    name: "libEGL_getProcAddress",
+    defaults: ["egl_libs_defaults"],
+    srcs: ["EGL/getProcAddress.cpp"],
+    arch: {
+        arm: {
+            instruction_set: "arm",
+        },
+    },
+}
+
+cc_library_shared {
+    name: "libEGL",
+    defaults: ["egl_libs_defaults"],
+    srcs: [
+        "EGL/egl_tls.cpp",
+        "EGL/egl_cache.cpp",
+        "EGL/egl_display.cpp",
+        "EGL/egl_object.cpp",
+        "EGL/egl.cpp",
+        "EGL/eglApi.cpp",
+        "EGL/Loader.cpp",
+    ],
+    static_libs: ["libEGL_getProcAddress"],
+    ldflags: ["-Wl,--exclude-libs=ALL"],
+
+    required: ["egl.cfg"],
+}
+
+cc_defaults {
+    name: "gles_libs_defaults",
+    defaults: ["gl_libs_defaults"],
+    arch: {
+        arm: {
+            instruction_set: "arm",
+
+            // TODO: This is to work around b/20093774. Remove after root cause is fixed
+            ldflags: ["-Wl,--hash-style,both"],
+        },
+    },
+    shared_libs: ["libEGL"],
+}
+
+//##############################################################################
+// Build the wrapper OpenGL ES 1.x library
+//
+cc_library_shared {
+    name: "libGLESv1_CM",
+    defaults: ["gles_libs_defaults"],
+    srcs: ["GLES_CM/gl.cpp"],
+
+    cflags: ["-DLOG_TAG=\"libGLESv1\""],
+}
+
+//##############################################################################
+// Build the wrapper OpenGL ES 2.x library
+//
+cc_library_shared {
+    name: "libGLESv2",
+    defaults: ["gles_libs_defaults"],
+    srcs: ["GLES2/gl2.cpp"],
+
+    shared_libs: ["libutils"],
+
+    cflags: ["-DLOG_TAG=\"libGLESv2\""],
+}
+
+//##############################################################################
+// Build the wrapper OpenGL ES 3.x library (this is just different name for v2)
+//
+cc_library_shared {
+    name: "libGLESv3",
+    defaults: ["gles_libs_defaults"],
+    srcs: ["GLES2/gl2.cpp"],
+
+    shared_libs: ["libutils"],
+
+    cflags: ["-DLOG_TAG=\"libGLESv3\""],
+}
diff --git a/opengl/libs/Android.mk b/opengl/libs/Android.mk
index 4f7c7e4..21e76f5 100644
--- a/opengl/libs/Android.mk
+++ b/opengl/libs/Android.mk
@@ -1,13 +1,7 @@
 LOCAL_PATH:= $(call my-dir)
 
-###############################################################################
-# Build META EGL library
-#
-
-egl.cfg_config_module :=
 # OpenGL drivers config file
 ifneq ($(BOARD_EGL_CFG),)
-
 include $(CLEAR_VARS)
 LOCAL_MODULE := egl.cfg
 LOCAL_MODULE_TAGS := optional
@@ -15,133 +9,4 @@
 LOCAL_MODULE_PATH := $(TARGET_OUT)/lib/egl
 LOCAL_SRC_FILES := ../../../../$(BOARD_EGL_CFG)
 include $(BUILD_PREBUILT)
-egl.cfg_config_module := $(LOCAL_MODULE)
 endif
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= 	       \
-	EGL/egl_tls.cpp        \
-	EGL/egl_cache.cpp      \
-	EGL/egl_display.cpp    \
-	EGL/egl_object.cpp     \
-	EGL/egl.cpp 	       \
-	EGL/eglApi.cpp 	       \
-	EGL/getProcAddress.cpp.arm \
-	EGL/Loader.cpp 	       \
-#
-
-LOCAL_SHARED_LIBRARIES += libbinder libcutils libutils liblog libui
-LOCAL_MODULE:= libEGL
-LOCAL_LDFLAGS += -Wl,--exclude-libs=ALL
-LOCAL_SHARED_LIBRARIES += libdl
-# we need to access the private Bionic header <bionic_tls.h>
-LOCAL_C_INCLUDES += bionic/libc/private
-
-LOCAL_CFLAGS += -DLOG_TAG=\"libEGL\"
-LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
-LOCAL_CFLAGS += -fvisibility=hidden
-
-ifneq ($(MAX_EGL_CACHE_ENTRY_SIZE),)
-  LOCAL_CFLAGS += -DMAX_EGL_CACHE_ENTRY_SIZE=$(MAX_EGL_CACHE_ENTRY_SIZE)
-endif
-
-ifneq ($(MAX_EGL_CACHE_KEY_SIZE),)
-  LOCAL_CFLAGS += -DMAX_EGL_CACHE_KEY_SIZE=$(MAX_EGL_CACHE_KEY_SIZE)
-endif
-
-ifneq ($(MAX_EGL_CACHE_SIZE),)
-  LOCAL_CFLAGS += -DMAX_EGL_CACHE_SIZE=$(MAX_EGL_CACHE_SIZE)
-endif
-
-ifneq ($(filter address,$(SANITIZE_TARGET)),)
-  LOCAL_CFLAGS_32 += -DEGL_WRAPPER_DIR=\"/$(TARGET_COPY_OUT_DATA)/lib\"
-  LOCAL_CFLAGS_64 += -DEGL_WRAPPER_DIR=\"/$(TARGET_COPY_OUT_DATA)/lib64\"
-endif
-
-LOCAL_REQUIRED_MODULES := $(egl.cfg_config_module)
-egl.cfg_config_module :=
-
-include $(BUILD_SHARED_LIBRARY)
-
-###############################################################################
-# Build the wrapper OpenGL ES 1.x library
-#
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= 		\
-	GLES_CM/gl.cpp.arm 	\
-#
-
-LOCAL_SHARED_LIBRARIES += libcutils liblog libEGL
-LOCAL_MODULE:= libGLESv1_CM
-
-LOCAL_SHARED_LIBRARIES += libdl
-# we need to access the private Bionic header <bionic_tls.h>
-LOCAL_C_INCLUDES += bionic/libc/private
-
-LOCAL_CFLAGS += -DLOG_TAG=\"libGLESv1\"
-LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
-LOCAL_CFLAGS += -fvisibility=hidden
-
-# TODO: This is to work around b/20093774. Remove after root cause is fixed
-LOCAL_LDFLAGS_arm += -Wl,--hash-style,both
-
-include $(BUILD_SHARED_LIBRARY)
-
-
-###############################################################################
-# Build the wrapper OpenGL ES 2.x library
-#
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= \
-	GLES2/gl2.cpp   \
-#
-
-LOCAL_ARM_MODE := arm
-LOCAL_SHARED_LIBRARIES += libcutils libutils liblog libEGL
-LOCAL_MODULE:= libGLESv2
-
-LOCAL_SHARED_LIBRARIES += libdl
-# we need to access the private Bionic header <bionic_tls.h>
-LOCAL_C_INCLUDES += bionic/libc/private
-
-LOCAL_CFLAGS += -DLOG_TAG=\"libGLESv2\"
-LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
-LOCAL_CFLAGS += -fvisibility=hidden
-
-# TODO: This is to work around b/20093774. Remove after root cause is fixed
-LOCAL_LDFLAGS_arm += -Wl,--hash-style,both
-
-include $(BUILD_SHARED_LIBRARY)
-
-###############################################################################
-# Build the wrapper OpenGL ES 3.x library (this is just different name for v2)
-#
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= \
-	GLES2/gl2.cpp   \
-#
-
-LOCAL_ARM_MODE := arm
-LOCAL_SHARED_LIBRARIES += libcutils libutils liblog libEGL
-LOCAL_MODULE:= libGLESv3
-LOCAL_SHARED_LIBRARIES += libdl
-# we need to access the private Bionic header <bionic_tls.h>
-LOCAL_C_INCLUDES += bionic/libc/private
-
-LOCAL_CFLAGS += -DLOG_TAG=\"libGLESv3\"
-LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
-LOCAL_CFLAGS += -fvisibility=hidden
-
-# TODO: This is to work around b/20093774. Remove after root cause is fixed
-LOCAL_LDFLAGS_arm += -Wl,--hash-style,both
-
-include $(BUILD_SHARED_LIBRARY)
-
-include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/opengl/libs/EGL/egl_cache.cpp b/opengl/libs/EGL/egl_cache.cpp
index 8c135c8..1fe322d 100644
--- a/opengl/libs/EGL/egl_cache.cpp
+++ b/opengl/libs/EGL/egl_cache.cpp
@@ -27,22 +27,10 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-#ifndef MAX_EGL_CACHE_ENTRY_SIZE
-#define MAX_EGL_CACHE_ENTRY_SIZE (16 * 1024);
-#endif
-
-#ifndef MAX_EGL_CACHE_KEY_SIZE
-#define MAX_EGL_CACHE_KEY_SIZE (1024);
-#endif
-
-#ifndef MAX_EGL_CACHE_SIZE
-#define MAX_EGL_CACHE_SIZE (64 * 1024);
-#endif
-
 // Cache size limits.
-static const size_t maxKeySize = MAX_EGL_CACHE_KEY_SIZE;
-static const size_t maxValueSize = MAX_EGL_CACHE_ENTRY_SIZE;
-static const size_t maxTotalSize = MAX_EGL_CACHE_SIZE;
+static const size_t maxKeySize = 12 * 1024;
+static const size_t maxValueSize = 64 * 1024;
+static const size_t maxTotalSize = 2 * 1024 * 1024;
 
 // Cache file header
 static const char* cacheFileMagic = "EGL$";
diff --git a/services/surfaceflinger/Android.mk b/services/surfaceflinger/Android.mk
index c028483..f695edb 100644
--- a/services/surfaceflinger/Android.mk
+++ b/services/surfaceflinger/Android.mk
@@ -36,8 +36,6 @@
     RenderEngine/GLExtensions.cpp \
     RenderEngine/RenderEngine.cpp \
     RenderEngine/Texture.cpp \
-    RenderEngine/GLES10RenderEngine.cpp \
-    RenderEngine/GLES11RenderEngine.cpp \
     RenderEngine/GLES20RenderEngine.cpp \
 
 LOCAL_MODULE := libsurfaceflinger
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 6a3d62b..d420f0f 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -1803,127 +1803,81 @@
     }
 
     Region outDirtyRegion;
-    if (mQueuedFrames > 0 || mAutoRefresh) {
+    if (mQueuedFrames <= 0 && !mAutoRefresh) {
+        return outDirtyRegion;
+    }
 
-        // if we've already called updateTexImage() without going through
-        // a composition step, we have to skip this layer at this point
-        // because we cannot call updateTeximage() without a corresponding
-        // compositionComplete() call.
-        // we'll trigger an update in onPreComposition().
-        if (mRefreshPending) {
-            return outDirtyRegion;
+    // if we've already called updateTexImage() without going through
+    // a composition step, we have to skip this layer at this point
+    // because we cannot call updateTeximage() without a corresponding
+    // compositionComplete() call.
+    // we'll trigger an update in onPreComposition().
+    if (mRefreshPending) {
+        return outDirtyRegion;
+    }
+
+    // If the head buffer's acquire fence hasn't signaled yet, return and
+    // try again later
+    if (!headFenceHasSignaled()) {
+        mFlinger->signalLayerUpdate();
+        return outDirtyRegion;
+    }
+
+    // Capture the old state of the layer for comparisons later
+    const State& s(getDrawingState());
+    const bool oldOpacity = isOpaque(s);
+    sp<GraphicBuffer> oldActiveBuffer = mActiveBuffer;
+
+    struct Reject : public SurfaceFlingerConsumer::BufferRejecter {
+        Layer::State& front;
+        Layer::State& current;
+        bool& recomputeVisibleRegions;
+        bool stickyTransformSet;
+        const char* name;
+        int32_t overrideScalingMode;
+        bool& freezePositionUpdates;
+
+        Reject(Layer::State& front, Layer::State& current,
+                bool& recomputeVisibleRegions, bool stickySet,
+                const char* name,
+                int32_t overrideScalingMode,
+                bool& freezePositionUpdates)
+            : front(front), current(current),
+              recomputeVisibleRegions(recomputeVisibleRegions),
+              stickyTransformSet(stickySet),
+              name(name),
+              overrideScalingMode(overrideScalingMode),
+              freezePositionUpdates(freezePositionUpdates) {
         }
 
-        // If the head buffer's acquire fence hasn't signaled yet, return and
-        // try again later
-        if (!headFenceHasSignaled()) {
-            mFlinger->signalLayerUpdate();
-            return outDirtyRegion;
-        }
-
-        // Capture the old state of the layer for comparisons later
-        const State& s(getDrawingState());
-        const bool oldOpacity = isOpaque(s);
-        sp<GraphicBuffer> oldActiveBuffer = mActiveBuffer;
-
-        struct Reject : public SurfaceFlingerConsumer::BufferRejecter {
-            Layer::State& front;
-            Layer::State& current;
-            bool& recomputeVisibleRegions;
-            bool stickyTransformSet;
-            const char* name;
-            int32_t overrideScalingMode;
-            bool& freezePositionUpdates;
-
-            Reject(Layer::State& front, Layer::State& current,
-                    bool& recomputeVisibleRegions, bool stickySet,
-                    const char* name,
-                    int32_t overrideScalingMode,
-                    bool& freezePositionUpdates)
-                : front(front), current(current),
-                  recomputeVisibleRegions(recomputeVisibleRegions),
-                  stickyTransformSet(stickySet),
-                  name(name),
-                  overrideScalingMode(overrideScalingMode),
-                  freezePositionUpdates(freezePositionUpdates) {
+        virtual bool reject(const sp<GraphicBuffer>& buf,
+                const BufferItem& item) {
+            if (buf == NULL) {
+                return false;
             }
 
-            virtual bool reject(const sp<GraphicBuffer>& buf,
-                    const BufferItem& item) {
-                if (buf == NULL) {
-                    return false;
-                }
+            uint32_t bufWidth  = buf->getWidth();
+            uint32_t bufHeight = buf->getHeight();
 
-                uint32_t bufWidth  = buf->getWidth();
-                uint32_t bufHeight = buf->getHeight();
+            // check that we received a buffer of the right size
+            // (Take the buffer's orientation into account)
+            if (item.mTransform & Transform::ROT_90) {
+                swap(bufWidth, bufHeight);
+            }
 
-                // check that we received a buffer of the right size
-                // (Take the buffer's orientation into account)
-                if (item.mTransform & Transform::ROT_90) {
-                    swap(bufWidth, bufHeight);
-                }
+            int actualScalingMode = overrideScalingMode >= 0 ?
+                    overrideScalingMode : item.mScalingMode;
+            bool isFixedSize = actualScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE;
+            if (front.active != front.requested) {
 
-                int actualScalingMode = overrideScalingMode >= 0 ?
-                        overrideScalingMode : item.mScalingMode;
-                bool isFixedSize = actualScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE;
-                if (front.active != front.requested) {
-
-                    if (isFixedSize ||
-                            (bufWidth == front.requested.w &&
-                             bufHeight == front.requested.h))
-                    {
-                        // Here we pretend the transaction happened by updating the
-                        // current and drawing states. Drawing state is only accessed
-                        // in this thread, no need to have it locked
-                        front.active = front.requested;
-
-                        // We also need to update the current state so that
-                        // we don't end-up overwriting the drawing state with
-                        // this stale current state during the next transaction
-                        //
-                        // NOTE: We don't need to hold the transaction lock here
-                        // because State::active is only accessed from this thread.
-                        current.active = front.active;
-                        current.modified = true;
-
-                        // recompute visible region
-                        recomputeVisibleRegions = true;
-                    }
-
-                    ALOGD_IF(DEBUG_RESIZE,
-                            "[%s] latchBuffer/reject: buffer (%ux%u, tr=%02x), scalingMode=%d\n"
-                            "  drawing={ active   ={ wh={%4u,%4u} crop={%4d,%4d,%4d,%4d} (%4d,%4d) }\n"
-                            "            requested={ wh={%4u,%4u} }}\n",
-                            name,
-                            bufWidth, bufHeight, item.mTransform, item.mScalingMode,
-                            front.active.w, front.active.h,
-                            front.crop.left,
-                            front.crop.top,
-                            front.crop.right,
-                            front.crop.bottom,
-                            front.crop.getWidth(),
-                            front.crop.getHeight(),
-                            front.requested.w, front.requested.h);
-                }
-
-                if (!isFixedSize && !stickyTransformSet) {
-                    if (front.active.w != bufWidth ||
-                        front.active.h != bufHeight) {
-                        // reject this buffer
-                        ALOGE("[%s] rejecting buffer: "
-                                "bufWidth=%d, bufHeight=%d, front.active.{w=%d, h=%d}",
-                                name, bufWidth, bufHeight, front.active.w, front.active.h);
-                        return true;
-                    }
-                }
-
-                // if the transparent region has changed (this test is
-                // conservative, but that's fine, worst case we're doing
-                // a bit of extra work), we latch the new one and we
-                // trigger a visible-region recompute.
-                if (!front.activeTransparentRegion.isTriviallyEqual(
-                        front.requestedTransparentRegion)) {
-                    front.activeTransparentRegion = front.requestedTransparentRegion;
+                if (isFixedSize ||
+                        (bufWidth == front.requested.w &&
+                         bufHeight == front.requested.h))
+                {
+                    // Here we pretend the transaction happened by updating the
+                    // current and drawing states. Drawing state is only accessed
+                    // in this thread, no need to have it locked
+                    front.active = front.requested;
 
                     // We also need to update the current state so that
                     // we don't end-up overwriting the drawing state with
@@ -1931,206 +1885,254 @@
                     //
                     // NOTE: We don't need to hold the transaction lock here
                     // because State::active is only accessed from this thread.
-                    current.activeTransparentRegion = front.activeTransparentRegion;
+                    current.active = front.active;
+                    current.modified = true;
 
                     // recompute visible region
                     recomputeVisibleRegions = true;
                 }
 
-                if (front.crop != front.requestedCrop) {
-                    front.crop = front.requestedCrop;
-                    current.crop = front.requestedCrop;
-                    recomputeVisibleRegions = true;
+                ALOGD_IF(DEBUG_RESIZE,
+                        "[%s] latchBuffer/reject: buffer (%ux%u, tr=%02x), scalingMode=%d\n"
+                        "  drawing={ active   ={ wh={%4u,%4u} crop={%4d,%4d,%4d,%4d} (%4d,%4d) }\n"
+                        "            requested={ wh={%4u,%4u} }}\n",
+                        name,
+                        bufWidth, bufHeight, item.mTransform, item.mScalingMode,
+                        front.active.w, front.active.h,
+                        front.crop.left,
+                        front.crop.top,
+                        front.crop.right,
+                        front.crop.bottom,
+                        front.crop.getWidth(),
+                        front.crop.getHeight(),
+                        front.requested.w, front.requested.h);
+            }
+
+            if (!isFixedSize && !stickyTransformSet) {
+                if (front.active.w != bufWidth ||
+                    front.active.h != bufHeight) {
+                    // reject this buffer
+                    ALOGE("[%s] rejecting buffer: "
+                            "bufWidth=%d, bufHeight=%d, front.active.{w=%d, h=%d}",
+                            name, bufWidth, bufHeight, front.active.w, front.active.h);
+                    return true;
                 }
-                freezePositionUpdates = false;
-
-                return false;
-            }
-        };
-
-        Reject r(mDrawingState, getCurrentState(), recomputeVisibleRegions,
-                getProducerStickyTransform() != 0, mName.string(),
-                mOverrideScalingMode, mFreezePositionUpdates);
-
-
-        // Check all of our local sync points to ensure that all transactions
-        // which need to have been applied prior to the frame which is about to
-        // be latched have signaled
-
-        auto headFrameNumber = getHeadFrameNumber();
-        bool matchingFramesFound = false;
-        bool allTransactionsApplied = true;
-        {
-            Mutex::Autolock lock(mLocalSyncPointMutex);
-            for (auto& point : mLocalSyncPoints) {
-                if (point->getFrameNumber() > headFrameNumber) {
-                    break;
-                }
-
-                matchingFramesFound = true;
-
-                if (!point->frameIsAvailable()) {
-                    // We haven't notified the remote layer that the frame for
-                    // this point is available yet. Notify it now, and then
-                    // abort this attempt to latch.
-                    point->setFrameAvailable();
-                    allTransactionsApplied = false;
-                    break;
-                }
-
-                allTransactionsApplied &= point->transactionIsApplied();
-            }
-        }
-
-        if (matchingFramesFound && !allTransactionsApplied) {
-            mFlinger->signalLayerUpdate();
-            return outDirtyRegion;
-        }
-
-        // This boolean is used to make sure that SurfaceFlinger's shadow copy
-        // of the buffer queue isn't modified when the buffer queue is returning
-        // BufferItem's that weren't actually queued. This can happen in shared
-        // buffer mode.
-        bool queuedBuffer = false;
-        status_t updateResult = mSurfaceFlingerConsumer->updateTexImage(&r,
-                mFlinger->mPrimaryDispSync, &mAutoRefresh, &queuedBuffer,
-                mLastFrameNumberReceived);
-        if (updateResult == BufferQueue::PRESENT_LATER) {
-            // Producer doesn't want buffer to be displayed yet.  Signal a
-            // layer update so we check again at the next opportunity.
-            mFlinger->signalLayerUpdate();
-            return outDirtyRegion;
-        } else if (updateResult == SurfaceFlingerConsumer::BUFFER_REJECTED) {
-            // If the buffer has been rejected, remove it from the shadow queue
-            // and return early
-            if (queuedBuffer) {
-                Mutex::Autolock lock(mQueueItemLock);
-                mQueueItems.removeAt(0);
-                android_atomic_dec(&mQueuedFrames);
-            }
-            return outDirtyRegion;
-        } else if (updateResult != NO_ERROR || mUpdateTexImageFailed) {
-            // This can occur if something goes wrong when trying to create the
-            // EGLImage for this buffer. If this happens, the buffer has already
-            // been released, so we need to clean up the queue and bug out
-            // early.
-            if (queuedBuffer) {
-                Mutex::Autolock lock(mQueueItemLock);
-                mQueueItems.clear();
-                android_atomic_and(0, &mQueuedFrames);
             }
 
-            // Once we have hit this state, the shadow queue may no longer
-            // correctly reflect the incoming BufferQueue's contents, so even if
-            // updateTexImage starts working, the only safe course of action is
-            // to continue to ignore updates.
-            mUpdateTexImageFailed = true;
+            // if the transparent region has changed (this test is
+            // conservative, but that's fine, worst case we're doing
+            // a bit of extra work), we latch the new one and we
+            // trigger a visible-region recompute.
+            if (!front.activeTransparentRegion.isTriviallyEqual(
+                    front.requestedTransparentRegion)) {
+                front.activeTransparentRegion = front.requestedTransparentRegion;
 
-            return outDirtyRegion;
-        }
+                // We also need to update the current state so that
+                // we don't end-up overwriting the drawing state with
+                // this stale current state during the next transaction
+                //
+                // NOTE: We don't need to hold the transaction lock here
+                // because State::active is only accessed from this thread.
+                current.activeTransparentRegion = front.activeTransparentRegion;
 
-        if (queuedBuffer) {
-            // Autolock scope
-            auto currentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber();
-
-            Mutex::Autolock lock(mQueueItemLock);
-
-            // Remove any stale buffers that have been dropped during
-            // updateTexImage
-            while (mQueueItems[0].mFrameNumber != currentFrameNumber) {
-                mQueueItems.removeAt(0);
-                android_atomic_dec(&mQueuedFrames);
-            }
-
-            mQueueItems.removeAt(0);
-        }
-
-
-        // Decrement the queued-frames count.  Signal another event if we
-        // have more frames pending.
-        if ((queuedBuffer && android_atomic_dec(&mQueuedFrames) > 1)
-                || mAutoRefresh) {
-            mFlinger->signalLayerUpdate();
-        }
-
-        if (updateResult != NO_ERROR) {
-            // something happened!
-            recomputeVisibleRegions = true;
-            return outDirtyRegion;
-        }
-
-        // update the active buffer
-        mActiveBuffer = mSurfaceFlingerConsumer->getCurrentBuffer();
-        if (mActiveBuffer == NULL) {
-            // this can only happen if the very first buffer was rejected.
-            return outDirtyRegion;
-        }
-
-        mRefreshPending = true;
-        mFrameLatencyNeeded = true;
-        if (oldActiveBuffer == NULL) {
-             // the first time we receive a buffer, we need to trigger a
-             // geometry invalidation.
-            recomputeVisibleRegions = true;
-         }
-
-        Rect crop(mSurfaceFlingerConsumer->getCurrentCrop());
-        const uint32_t transform(mSurfaceFlingerConsumer->getCurrentTransform());
-        const uint32_t scalingMode(mSurfaceFlingerConsumer->getCurrentScalingMode());
-        if ((crop != mCurrentCrop) ||
-            (transform != mCurrentTransform) ||
-            (scalingMode != mCurrentScalingMode))
-        {
-            mCurrentCrop = crop;
-            mCurrentTransform = transform;
-            mCurrentScalingMode = scalingMode;
-            recomputeVisibleRegions = true;
-        }
-
-        if (oldActiveBuffer != NULL) {
-            uint32_t bufWidth  = mActiveBuffer->getWidth();
-            uint32_t bufHeight = mActiveBuffer->getHeight();
-            if (bufWidth != uint32_t(oldActiveBuffer->width) ||
-                bufHeight != uint32_t(oldActiveBuffer->height)) {
+                // recompute visible region
                 recomputeVisibleRegions = true;
             }
+
+            if (front.crop != front.requestedCrop) {
+                front.crop = front.requestedCrop;
+                current.crop = front.requestedCrop;
+                recomputeVisibleRegions = true;
+            }
+            freezePositionUpdates = false;
+
+            return false;
+        }
+    };
+
+    Reject r(mDrawingState, getCurrentState(), recomputeVisibleRegions,
+            getProducerStickyTransform() != 0, mName.string(),
+            mOverrideScalingMode, mFreezePositionUpdates);
+
+
+    // Check all of our local sync points to ensure that all transactions
+    // which need to have been applied prior to the frame which is about to
+    // be latched have signaled
+
+    auto headFrameNumber = getHeadFrameNumber();
+    bool matchingFramesFound = false;
+    bool allTransactionsApplied = true;
+    {
+        Mutex::Autolock lock(mLocalSyncPointMutex);
+        for (auto& point : mLocalSyncPoints) {
+            if (point->getFrameNumber() > headFrameNumber) {
+                break;
+            }
+
+            matchingFramesFound = true;
+
+            if (!point->frameIsAvailable()) {
+                // We haven't notified the remote layer that the frame for
+                // this point is available yet. Notify it now, and then
+                // abort this attempt to latch.
+                point->setFrameAvailable();
+                allTransactionsApplied = false;
+                break;
+            }
+
+            allTransactionsApplied &= point->transactionIsApplied();
+        }
+    }
+
+    if (matchingFramesFound && !allTransactionsApplied) {
+        mFlinger->signalLayerUpdate();
+        return outDirtyRegion;
+    }
+
+    // This boolean is used to make sure that SurfaceFlinger's shadow copy
+    // of the buffer queue isn't modified when the buffer queue is returning
+    // BufferItem's that weren't actually queued. This can happen in shared
+    // buffer mode.
+    bool queuedBuffer = false;
+    status_t updateResult = mSurfaceFlingerConsumer->updateTexImage(&r,
+            mFlinger->mPrimaryDispSync, &mAutoRefresh, &queuedBuffer,
+            mLastFrameNumberReceived);
+    if (updateResult == BufferQueue::PRESENT_LATER) {
+        // Producer doesn't want buffer to be displayed yet.  Signal a
+        // layer update so we check again at the next opportunity.
+        mFlinger->signalLayerUpdate();
+        return outDirtyRegion;
+    } else if (updateResult == SurfaceFlingerConsumer::BUFFER_REJECTED) {
+        // If the buffer has been rejected, remove it from the shadow queue
+        // and return early
+        if (queuedBuffer) {
+            Mutex::Autolock lock(mQueueItemLock);
+            mQueueItems.removeAt(0);
+            android_atomic_dec(&mQueuedFrames);
+        }
+        return outDirtyRegion;
+    } else if (updateResult != NO_ERROR || mUpdateTexImageFailed) {
+        // This can occur if something goes wrong when trying to create the
+        // EGLImage for this buffer. If this happens, the buffer has already
+        // been released, so we need to clean up the queue and bug out
+        // early.
+        if (queuedBuffer) {
+            Mutex::Autolock lock(mQueueItemLock);
+            mQueueItems.clear();
+            android_atomic_and(0, &mQueuedFrames);
         }
 
-        mCurrentOpacity = getOpacityForFormat(mActiveBuffer->format);
-        if (oldOpacity != isOpaque(s)) {
+        // Once we have hit this state, the shadow queue may no longer
+        // correctly reflect the incoming BufferQueue's contents, so even if
+        // updateTexImage starts working, the only safe course of action is
+        // to continue to ignore updates.
+        mUpdateTexImageFailed = true;
+
+        return outDirtyRegion;
+    }
+
+    if (queuedBuffer) {
+        // Autolock scope
+        auto currentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber();
+
+        Mutex::Autolock lock(mQueueItemLock);
+
+        // Remove any stale buffers that have been dropped during
+        // updateTexImage
+        while (mQueueItems[0].mFrameNumber != currentFrameNumber) {
+            mQueueItems.removeAt(0);
+            android_atomic_dec(&mQueuedFrames);
+        }
+
+        mQueueItems.removeAt(0);
+    }
+
+
+    // Decrement the queued-frames count.  Signal another event if we
+    // have more frames pending.
+    if ((queuedBuffer && android_atomic_dec(&mQueuedFrames) > 1)
+            || mAutoRefresh) {
+        mFlinger->signalLayerUpdate();
+    }
+
+    if (updateResult != NO_ERROR) {
+        // something happened!
+        recomputeVisibleRegions = true;
+        return outDirtyRegion;
+    }
+
+    // update the active buffer
+    mActiveBuffer = mSurfaceFlingerConsumer->getCurrentBuffer();
+    if (mActiveBuffer == NULL) {
+        // this can only happen if the very first buffer was rejected.
+        return outDirtyRegion;
+    }
+
+    mRefreshPending = true;
+    mFrameLatencyNeeded = true;
+    if (oldActiveBuffer == NULL) {
+         // the first time we receive a buffer, we need to trigger a
+         // geometry invalidation.
+        recomputeVisibleRegions = true;
+     }
+
+    Rect crop(mSurfaceFlingerConsumer->getCurrentCrop());
+    const uint32_t transform(mSurfaceFlingerConsumer->getCurrentTransform());
+    const uint32_t scalingMode(mSurfaceFlingerConsumer->getCurrentScalingMode());
+    if ((crop != mCurrentCrop) ||
+        (transform != mCurrentTransform) ||
+        (scalingMode != mCurrentScalingMode))
+    {
+        mCurrentCrop = crop;
+        mCurrentTransform = transform;
+        mCurrentScalingMode = scalingMode;
+        recomputeVisibleRegions = true;
+    }
+
+    if (oldActiveBuffer != NULL) {
+        uint32_t bufWidth  = mActiveBuffer->getWidth();
+        uint32_t bufHeight = mActiveBuffer->getHeight();
+        if (bufWidth != uint32_t(oldActiveBuffer->width) ||
+            bufHeight != uint32_t(oldActiveBuffer->height)) {
             recomputeVisibleRegions = true;
         }
+    }
 
-        mCurrentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber();
+    mCurrentOpacity = getOpacityForFormat(mActiveBuffer->format);
+    if (oldOpacity != isOpaque(s)) {
+        recomputeVisibleRegions = true;
+    }
 
-        // Remove any sync points corresponding to the buffer which was just
-        // latched
-        {
-            Mutex::Autolock lock(mLocalSyncPointMutex);
-            auto point = mLocalSyncPoints.begin();
-            while (point != mLocalSyncPoints.end()) {
-                if (!(*point)->frameIsAvailable() ||
-                        !(*point)->transactionIsApplied()) {
-                    // This sync point must have been added since we started
-                    // latching. Don't drop it yet.
-                    ++point;
-                    continue;
-                }
+    mCurrentFrameNumber = mSurfaceFlingerConsumer->getFrameNumber();
 
-                if ((*point)->getFrameNumber() <= mCurrentFrameNumber) {
-                    point = mLocalSyncPoints.erase(point);
-                } else {
-                    ++point;
-                }
+    // Remove any sync points corresponding to the buffer which was just
+    // latched
+    {
+        Mutex::Autolock lock(mLocalSyncPointMutex);
+        auto point = mLocalSyncPoints.begin();
+        while (point != mLocalSyncPoints.end()) {
+            if (!(*point)->frameIsAvailable() ||
+                    !(*point)->transactionIsApplied()) {
+                // This sync point must have been added since we started
+                // latching. Don't drop it yet.
+                ++point;
+                continue;
+            }
+
+            if ((*point)->getFrameNumber() <= mCurrentFrameNumber) {
+                point = mLocalSyncPoints.erase(point);
+            } else {
+                ++point;
             }
         }
-
-        // FIXME: postedRegion should be dirty & bounds
-        Region dirtyRegion(Rect(s.active.w, s.active.h));
-
-        // transform the dirty region to window-manager space
-        outDirtyRegion = (s.active.transform.transform(dirtyRegion));
     }
+
+    // FIXME: postedRegion should be dirty & bounds
+    Region dirtyRegion(Rect(s.active.w, s.active.h));
+
+    // transform the dirty region to window-manager space
+    outDirtyRegion = (s.active.transform.transform(dirtyRegion));
+
     return outDirtyRegion;
 }
 
diff --git a/services/surfaceflinger/RenderEngine/GLES10RenderEngine.cpp b/services/surfaceflinger/RenderEngine/GLES10RenderEngine.cpp
deleted file mode 100644
index 579affb..0000000
--- a/services/surfaceflinger/RenderEngine/GLES10RenderEngine.cpp
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <GLES/gl.h>
-
-#include <cutils/compiler.h>
-
-#include "GLES10RenderEngine.h"
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-GLES10RenderEngine::~GLES10RenderEngine() {
-}
-
-void GLES10RenderEngine::setupLayerBlending(
-#ifdef USE_HWC2
-    bool premultipliedAlpha, bool opaque, float alpha) {
-#else
-    bool premultipliedAlpha, bool opaque, int alpha) {
-#endif
-    // OpenGL ES 1.0 doesn't support texture combiners.
-    // This path doesn't properly handle opaque layers that have non-opaque
-    // alpha values. The alpha channel will be copied into the framebuffer or
-    // screenshot, so if the framebuffer or screenshot is blended on top of
-    // something else,  whatever is below the window will incorrectly show
-    // through.
-#ifdef USE_HWC2
-    if (CC_UNLIKELY(alpha < 1.0f)) {
-        if (premultipliedAlpha) {
-            glColor4f(alpha, alpha, alpha, alpha);
-        } else {
-            glColor4f(1.0f, 1.0f, 1.0f, alpha);
-        }
-#else
-    if (CC_UNLIKELY(alpha < 0xFF)) {
-        GLfloat floatAlpha = alpha * (1.0f / 255.0f);
-        if (premultipliedAlpha) {
-            glColor4f(floatAlpha, floatAlpha, floatAlpha, floatAlpha);
-        } else {
-            glColor4f(1.0f, 1.0f, 1.0f, floatAlpha);
-        }
-#endif
-        glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
-    } else {
-        glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-    }
-
-#ifdef USE_HWC2
-    if (alpha < 1.0f || !opaque) {
-#else
-    if (alpha < 0xFF || !opaque) {
-#endif
-        glEnable(GL_BLEND);
-        glBlendFunc(premultipliedAlpha ? GL_ONE : GL_SRC_ALPHA,
-                    GL_ONE_MINUS_SRC_ALPHA);
-    } else {
-        glDisable(GL_BLEND);
-    }
-}
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
diff --git a/services/surfaceflinger/RenderEngine/GLES10RenderEngine.h b/services/surfaceflinger/RenderEngine/GLES10RenderEngine.h
deleted file mode 100644
index 61abd6a..0000000
--- a/services/surfaceflinger/RenderEngine/GLES10RenderEngine.h
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-#ifndef SF_GLES10RENDERENGINE_H_
-#define SF_GLES10RENDERENGINE_H_
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include "GLES11RenderEngine.h"
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-class GLES10RenderEngine : public GLES11RenderEngine {
-    virtual ~GLES10RenderEngine();
-protected:
-#ifdef USE_HWC2
-    virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque,
-            float alpha) override;
-#else
-    virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, int alpha);
-#endif
-};
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
-
-#endif /* SF_GLES10RENDERENGINE_H_ */
diff --git a/services/surfaceflinger/RenderEngine/GLES11RenderEngine.cpp b/services/surfaceflinger/RenderEngine/GLES11RenderEngine.cpp
deleted file mode 100644
index 847cdb3..0000000
--- a/services/surfaceflinger/RenderEngine/GLES11RenderEngine.cpp
+++ /dev/null
@@ -1,304 +0,0 @@
-/*
- * Copyright 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-
-#include <ui/Rect.h>
-
-#include <utils/String8.h>
-#include <cutils/compiler.h>
-#include <gui/ISurfaceComposer.h>
-
-#include "GLES11RenderEngine.h"
-#include "Mesh.h"
-#include "Texture.h"
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-GLES11RenderEngine::GLES11RenderEngine() {
-
-    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize);
-    glGetIntegerv(GL_MAX_VIEWPORT_DIMS, mMaxViewportDims);
-
-    glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
-    glPixelStorei(GL_PACK_ALIGNMENT, 4);
-    glEnableClientState(GL_VERTEX_ARRAY);
-    glShadeModel(GL_FLAT);
-    glDisable(GL_DITHER);
-    glDisable(GL_CULL_FACE);
-
-    const uint16_t protTexData[] = { 0 };
-    glGenTextures(1, &mProtectedTexName);
-    glBindTexture(GL_TEXTURE_2D, mProtectedTexName);
-    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
-    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 1, 1, 0,
-            GL_RGB, GL_UNSIGNED_SHORT_5_6_5, protTexData);
-}
-
-GLES11RenderEngine::~GLES11RenderEngine() {
-}
-
-
-size_t GLES11RenderEngine::getMaxTextureSize() const {
-    return mMaxTextureSize;
-}
-
-size_t GLES11RenderEngine::getMaxViewportDims() const {
-    return
-        mMaxViewportDims[0] < mMaxViewportDims[1] ?
-            mMaxViewportDims[0] : mMaxViewportDims[1];
-}
-
-void GLES11RenderEngine::setViewportAndProjection(
-        size_t vpw, size_t vph, Rect sourceCrop, size_t hwh, bool yswap,
-        Transform::orientation_flags rotation) {
-    glViewport(0, 0, vpw, vph);
-    glMatrixMode(GL_PROJECTION);
-    glLoadIdentity();
-
-    size_t l = sourceCrop.left;
-    size_t r = sourceCrop.right;
-
-    // In GL, (0, 0) is the bottom-left corner, so flip y coordinates
-    size_t t = hwh - sourceCrop.top;
-    size_t b = hwh - sourceCrop.bottom;
-
-    if (yswap) {
-        glOrthof(l, r, t, b, 0, 1);
-    } else {
-        glOrthof(l, r, b, t, 0, 1);
-    }
-
-    switch (rotation) {
-        case Transform::ROT_0:
-            break;
-        case Transform::ROT_90:
-            glRotatef(90, 0, 0, 1);
-            break;
-        case Transform::ROT_180:
-            glRotatef(180, 0, 0, 1);
-            break;
-        case Transform::ROT_270:
-            glRotatef(270, 0, 0, 1);
-            break;
-        default:
-            break;
-    }
-
-    glMatrixMode(GL_MODELVIEW);
-}
-
-#ifdef USE_HWC2
-void GLES11RenderEngine::setupLayerBlending(bool premultipliedAlpha,
-        bool opaque, float alpha) {
-#else
-void GLES11RenderEngine::setupLayerBlending(
-    bool premultipliedAlpha, bool opaque, int alpha) {
-#endif
-    GLenum combineRGB;
-    GLenum combineAlpha;
-    GLenum src0Alpha;
-    GLfloat envColor[4];
-
-#ifdef USE_HWC2
-    if (CC_UNLIKELY(alpha < 1.0f)) {
-#else
-    if (CC_UNLIKELY(alpha < 0xFF)) {
-#endif
-        // Cv = premultiplied ? Cs*alpha : Cs
-        // Av = !opaque       ? As*alpha : As
-        combineRGB   = premultipliedAlpha ? GL_MODULATE : GL_REPLACE;
-        combineAlpha = !opaque            ? GL_MODULATE : GL_REPLACE;
-        src0Alpha    = GL_CONSTANT;
-#ifdef USE_HWC2
-        envColor[0]  = alpha;
-#else
-        envColor[0]  = alpha * (1.0f / 255.0f);
-#endif
-    } else {
-        // Cv = Cs
-        // Av = opaque ? 1.0 : As
-        combineRGB   = GL_REPLACE;
-        combineAlpha = GL_REPLACE;
-        src0Alpha    = opaque ? GL_CONSTANT : GL_TEXTURE;
-        envColor[0]  = 1.0f;
-    }
-
-    glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
-    glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, combineRGB);
-    glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_RGB, GL_TEXTURE);
-    glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB, GL_SRC_COLOR);
-    if (combineRGB == GL_MODULATE) {
-        glTexEnvi(GL_TEXTURE_ENV, GL_SRC1_RGB, GL_CONSTANT);
-        glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB, GL_SRC_COLOR);
-    }
-    glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA, combineAlpha);
-    glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_ALPHA, src0Alpha);
-    glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA, GL_SRC_ALPHA);
-    if (combineAlpha == GL_MODULATE) {
-        glTexEnvi(GL_TEXTURE_ENV, GL_SRC1_ALPHA, GL_TEXTURE);
-        glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA, GL_SRC_ALPHA);
-    }
-    if (combineRGB == GL_MODULATE || src0Alpha == GL_CONSTANT) {
-        envColor[1] = envColor[0];
-        envColor[2] = envColor[0];
-        envColor[3] = envColor[0];
-        glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, envColor);
-    }
-
-#ifdef USE_HWC2
-    if (alpha < 1.0f || !opaque) {
-#else
-    if (alpha < 0xFF || !opaque) {
-#endif
-        glEnable(GL_BLEND);
-        glBlendFunc(premultipliedAlpha ? GL_ONE : GL_SRC_ALPHA,
-                    GL_ONE_MINUS_SRC_ALPHA);
-    } else {
-        glDisable(GL_BLEND);
-    }
-}
-
-#ifdef USE_HWC2
-void GLES11RenderEngine::setupDimLayerBlending(float alpha) {
-#else
-void GLES11RenderEngine::setupDimLayerBlending(int alpha) {
-#endif
-    glDisable(GL_TEXTURE_EXTERNAL_OES);
-    glDisable(GL_TEXTURE_2D);
-#ifdef USE_HWC2
-    if (alpha == 1.0f) {
-#else
-    if (alpha == 0xFF) {
-#endif
-        glDisable(GL_BLEND);
-    } else {
-        glEnable(GL_BLEND);
-        glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
-    }
-#ifdef USE_HWC2
-    glColor4f(0, 0, 0, alpha);
-#else
-    glColor4f(0, 0, 0, alpha/255.0f);
-#endif
-}
-
-void GLES11RenderEngine::setupLayerTexturing(const Texture& texture) {
-    GLuint target = texture.getTextureTarget();
-    glBindTexture(target, texture.getTextureName());
-    GLenum filter = GL_NEAREST;
-    if (texture.getFiltering()) {
-        filter = GL_LINEAR;
-    }
-    glTexParameterx(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glTexParameterx(target, GL_TEXTURE_MAG_FILTER, filter);
-    glTexParameterx(target, GL_TEXTURE_MIN_FILTER, filter);
-    glMatrixMode(GL_TEXTURE);
-    glLoadMatrixf(texture.getMatrix().asArray());
-    glMatrixMode(GL_MODELVIEW);
-    glDisable(GL_TEXTURE_2D);
-    glEnable(GL_TEXTURE_EXTERNAL_OES);
-}
-
-void GLES11RenderEngine::setupLayerBlackedOut() {
-    glBindTexture(GL_TEXTURE_2D, mProtectedTexName);
-    glMatrixMode(GL_TEXTURE);
-    glLoadIdentity();
-    glMatrixMode(GL_MODELVIEW);
-    glDisable(GL_TEXTURE_EXTERNAL_OES);
-    glEnable(GL_TEXTURE_2D);
-}
-
-void GLES11RenderEngine::disableTexturing() {
-    glDisable(GL_TEXTURE_EXTERNAL_OES);
-    glDisable(GL_TEXTURE_2D);
-}
-
-void GLES11RenderEngine::disableBlending() {
-    glDisable(GL_BLEND);
-}
-
-void GLES11RenderEngine::bindImageAsFramebuffer(EGLImageKHR image,
-        uint32_t* texName, uint32_t* fbName, uint32_t* status) {
-    GLuint tname, name;
-    // turn our EGLImage into a texture
-    glGenTextures(1, &tname);
-    glBindTexture(GL_TEXTURE_2D, tname);
-    glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, (GLeglImageOES)image);
-
-    // create a Framebuffer Object to render into
-    glGenFramebuffersOES(1, &name);
-    glBindFramebufferOES(GL_FRAMEBUFFER_OES, name);
-    glFramebufferTexture2DOES(GL_FRAMEBUFFER_OES,
-            GL_COLOR_ATTACHMENT0_OES, GL_TEXTURE_2D, tname, 0);
-
-    *status = glCheckFramebufferStatusOES(GL_FRAMEBUFFER_OES);
-    *texName = tname;
-    *fbName = name;
-}
-
-void GLES11RenderEngine::unbindFramebuffer(uint32_t texName, uint32_t fbName) {
-    glBindFramebufferOES(GL_FRAMEBUFFER_OES, 0);
-    glDeleteFramebuffersOES(1, &fbName);
-    glDeleteTextures(1, &texName);
-}
-
-void GLES11RenderEngine::setupFillWithColor(float r, float g, float b, float a) {
-    glColor4f(r, g, b, a);
-    glDisable(GL_TEXTURE_EXTERNAL_OES);
-    glDisable(GL_TEXTURE_2D);
-    glDisable(GL_BLEND);
-}
-
-void GLES11RenderEngine::drawMesh(const Mesh& mesh) {
-    if (mesh.getTexCoordsSize()) {
-        glEnableClientState(GL_TEXTURE_COORD_ARRAY);
-        glTexCoordPointer(mesh.getTexCoordsSize(),
-                GL_FLOAT,
-                mesh.getByteStride(),
-                mesh.getTexCoords());
-    }
-
-    glVertexPointer(mesh.getVertexSize(),
-            GL_FLOAT,
-            mesh.getByteStride(),
-            mesh.getPositions());
-
-    glDrawArrays(mesh.getPrimitive(), 0, mesh.getVertexCount());
-
-    if (mesh.getTexCoordsSize()) {
-        glDisableClientState(GL_TEXTURE_COORD_ARRAY);
-    }
-}
-
-void GLES11RenderEngine::dump(String8& result) {
-    RenderEngine::dump(result);
-}
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
-
-#if defined(__gl2_h_)
-#error "don't include gl2/gl2.h in this file"
-#endif
diff --git a/services/surfaceflinger/RenderEngine/GLES11RenderEngine.h b/services/surfaceflinger/RenderEngine/GLES11RenderEngine.h
deleted file mode 100644
index 4cd968d..0000000
--- a/services/surfaceflinger/RenderEngine/GLES11RenderEngine.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * Copyright 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-#ifndef SF_GLES11RENDERENGINE_H_
-#define SF_GLES11RENDERENGINE_H_
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <GLES/gl.h>
-#include <Transform.h>
-
-#include "RenderEngine.h"
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-class String8;
-class Mesh;
-class Texture;
-
-class GLES11RenderEngine : public RenderEngine {
-    GLuint mProtectedTexName;
-    GLint mMaxViewportDims[2];
-    GLint mMaxTextureSize;
-
-    virtual void bindImageAsFramebuffer(EGLImageKHR image,
-            uint32_t* texName, uint32_t* fbName, uint32_t* status);
-    virtual void unbindFramebuffer(uint32_t texName, uint32_t fbName);
-
-public:
-    GLES11RenderEngine();
-
-protected:
-    virtual ~GLES11RenderEngine();
-
-    virtual void dump(String8& result);
-    virtual void setViewportAndProjection(size_t vpw, size_t vph,
-            Rect sourceCrop, size_t hwh, bool yswap,
-            Transform::orientation_flags rotation);
-#ifdef USE_HWC2
-    virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque,
-            float alpha) override;
-    virtual void setupDimLayerBlending(float alpha) override;
-#else
-    virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque,
-            int alpha);
-    virtual void setupDimLayerBlending(int alpha);
-#endif
-    virtual void setupLayerTexturing(const Texture& texture);
-    virtual void setupLayerBlackedOut();
-    virtual void setupFillWithColor(float r, float g, float b, float a) ;
-    virtual void disableTexturing();
-    virtual void disableBlending();
-
-    virtual void drawMesh(const Mesh& mesh);
-
-    virtual size_t getMaxTextureSize() const;
-    virtual size_t getMaxViewportDims() const;
-};
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
-
-#endif /* SF_GLES11RENDERENGINE_H_ */
diff --git a/services/surfaceflinger/RenderEngine/RenderEngine.cpp b/services/surfaceflinger/RenderEngine/RenderEngine.cpp
index ed6f6cd..2b82d0e 100644
--- a/services/surfaceflinger/RenderEngine/RenderEngine.cpp
+++ b/services/surfaceflinger/RenderEngine/RenderEngine.cpp
@@ -19,8 +19,6 @@
 #include <ui/Region.h>
 
 #include "RenderEngine.h"
-#include "GLES10RenderEngine.h"
-#include "GLES11RenderEngine.h"
 #include "GLES20RenderEngine.h"
 #include "GLExtensions.h"
 #include "Mesh.h"
@@ -122,10 +120,8 @@
     RenderEngine* engine = NULL;
     switch (version) {
     case GLES_VERSION_1_0:
-        engine = new GLES10RenderEngine();
-        break;
     case GLES_VERSION_1_1:
-        engine = new GLES11RenderEngine();
+        LOG_ALWAYS_FATAL("SurfaceFlinger requires OpenGL ES 2.0 minimum to run.");
         break;
     case GLES_VERSION_2_0:
     case GLES_VERSION_3_0:
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index a0e040b..e5b57f5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -1836,9 +1836,12 @@
 
 void SurfaceFlinger::commitTransaction()
 {
-    if (!mLayersPendingRemoval.isEmpty()) {
+    sp<const DisplayDevice> hw = getDefaultDisplayDevice();
+
+    if (!mLayersPendingRemoval.isEmpty() && hw->isDisplayOn()) {
         // Notify removed layers now that they can't be drawn from
         for (size_t i = 0; i < mLayersPendingRemoval.size(); i++) {
+            mCurrentState.layersSortedByZ.remove(mLayersPendingRemoval[i]);
             recordBufferingStats(mLayersPendingRemoval[i]->getName().string(),
                     mLayersPendingRemoval[i]->getOccupancyHistory(true));
             mLayersPendingRemoval[i]->onRemoved();
@@ -2285,14 +2288,10 @@
         return NO_ERROR;
     }
 
-    ssize_t index = mCurrentState.layersSortedByZ.remove(layer);
-    if (index >= 0) {
-        mLayersPendingRemoval.push(layer);
-        mLayersRemoved = true;
-        setTransactionFlags(eTransactionNeeded);
-        return NO_ERROR;
-    }
-    return status_t(index);
+    mLayersPendingRemoval.push(layer);
+    mLayersRemoved = true;
+    setTransactionFlags(eTransactionNeeded);
+    return NO_ERROR;
 }
 
 uint32_t SurfaceFlinger::peekTransactionFlags(uint32_t /* flags */) {
diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.cpp b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
index e0e4c61..6f2520b 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.cpp
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
@@ -70,6 +70,14 @@
         return err;
     }
 
+    if (autoRefresh) {
+        *autoRefresh = item.mAutoRefresh;
+    }
+
+    if (queuedBuffer) {
+        *queuedBuffer = item.mQueuedBuffer;
+    }
+
     // We call the rejecter here, in case the caller has a reason to
     // not accept this buffer.  This is used by SurfaceFlinger to
     // reject buffers which have the wrong size
@@ -79,14 +87,6 @@
         return BUFFER_REJECTED;
     }
 
-    if (autoRefresh) {
-        *autoRefresh = item.mAutoRefresh;
-    }
-
-    if (queuedBuffer) {
-        *queuedBuffer = item.mQueuedBuffer;
-    }
-
     // Release the previous buffer.
 #ifdef USE_HWC2
     err = updateAndReleaseLocked(item, &mPendingRelease);
diff --git a/services/surfaceflinger/tests/Android.mk b/services/surfaceflinger/tests/Android.mk
index e5dffe5..4f1a8e6 100644
--- a/services/surfaceflinger/tests/Android.mk
+++ b/services/surfaceflinger/tests/Android.mk
@@ -3,8 +3,6 @@
 include $(CLEAR_VARS)
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 
-LOCAL_CFLAGS := -std=c++14
-
 LOCAL_MODULE := SurfaceFlinger_test
 
 LOCAL_MODULE_TAGS := tests