diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 0c4691e..6e99f1d 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -91,7 +91,6 @@
 using android::os::dumpstate::CommandOptions;
 using android::os::dumpstate::DumpFileToFd;
 using android::os::dumpstate::DumpstateSectionReporter;
-using android::os::dumpstate::GetPidByName;
 using android::os::dumpstate::PropertiesHelper;
 
 typedef Dumpstate::ConsentCallback::ConsentResult UserConsentResult;
@@ -394,108 +393,6 @@
     closedir(d);
 }
 
-
-
-// dump anrd's trace and add to the zip file.
-// 1. check if anrd is running on this device.
-// 2. send a SIGUSR1 to its pid which will dump anrd's trace.
-// 3. wait until the trace generation completes and add to the zip file.
-static bool dump_anrd_trace() {
-    int pid;
-    char buf[50], path[PATH_MAX];
-    struct dirent *trace;
-    struct stat st;
-    DIR *trace_dir;
-    int retry = 5;
-    long max_ctime = 0, old_mtime;
-    long long cur_size = 0;
-    const char *trace_path = "/data/misc/anrd/";
-
-    if (!ds.IsZipping()) {
-        MYLOGE("Not dumping anrd trace because it's not a zipped bugreport\n");
-        return false;
-    }
-
-    // find anrd's pid if it is running.
-    pid = GetPidByName("/system/bin/anrd");
-
-    if (pid > 0) {
-        if (stat(trace_path, &st) == 0) {
-            old_mtime = st.st_mtime;
-        } else {
-            MYLOGE("Failed to find: %s\n", trace_path);
-            return false;
-        }
-
-        // send SIGUSR1 to the anrd to generate a trace.
-        sprintf(buf, "%d", pid);
-        if (RunCommand("ANRD_DUMP", {"kill", "-SIGUSR1", buf},
-                       CommandOptions::WithTimeout(1).Build())) {
-            MYLOGE("anrd signal timed out. Please manually collect trace\n");
-            return false;
-        }
-
-        while (retry-- > 0 && old_mtime == st.st_mtime) {
-            sleep(1);
-            stat(trace_path, &st);
-        }
-
-        if (retry < 0 && old_mtime == st.st_mtime) {
-            MYLOGE("Failed to stat %s or trace creation timeout\n", trace_path);
-            return false;
-        }
-
-        // identify the trace file by its creation time.
-        if (!(trace_dir = opendir(trace_path))) {
-            MYLOGE("Can't open trace file under %s\n", trace_path);
-        }
-        while ((trace = readdir(trace_dir))) {
-            if (strcmp(trace->d_name, ".") == 0
-                    || strcmp(trace->d_name, "..") == 0) {
-                continue;
-            }
-            sprintf(path, "%s%s", trace_path, trace->d_name);
-            if (stat(path, &st) == 0) {
-                if (st.st_ctime > max_ctime) {
-                    max_ctime = st.st_ctime;
-                    sprintf(buf, "%s", trace->d_name);
-                }
-            }
-        }
-        closedir(trace_dir);
-
-        // Wait until the dump completes by checking the size of the trace.
-        if (max_ctime > 0) {
-            sprintf(path, "%s%s", trace_path, buf);
-            while(true) {
-                sleep(1);
-                if (stat(path, &st) == 0) {
-                    if (st.st_size == cur_size) {
-                        break;
-                    } else if (st.st_size > cur_size) {
-                        cur_size = st.st_size;
-                    } else {
-                        return false;
-                    }
-                } else {
-                    MYLOGE("Cant stat() %s anymore\n", path);
-                    return false;
-                }
-            }
-            // Add to the zip file.
-            if (!ds.AddZipEntry("anrd_trace.txt", path)) {
-                MYLOGE("Unable to add anrd_trace file %s to zip file\n", path);
-            } else {
-                android::os::UnlinkAndLogOnError(path);
-                return true;
-            }
-        } else {
-            MYLOGE("Can't stats any trace file under %s\n", trace_path);
-        }
-    }
-    return false;
-}
-
 static bool skip_not_stat(const char *path) {
     static const char stat[] = "/stat";
     size_t len = strlen(path);
@@ -1349,7 +1246,7 @@
     /* Dump Bluetooth HCI logs */
     ds.AddDir("/data/misc/bluetooth/logs", true);
 
-    if (!ds.do_early_screenshot_) {
+    if (ds.options_->do_fb && !ds.do_early_screenshot_) {
         MYLOGI("taking late screenshot\n");
         ds.TakeScreenshot();
     }
@@ -1501,9 +1398,6 @@
  * with the caller.
  */
 static Dumpstate::RunStatus DumpstateDefault() {
-    // Try to dump anrd trace if the daemon is running.
-    dump_anrd_trace();
-
     // Invoking the following dumpsys calls before DumpTraces() to try and
     // keep the system stats as close to its initial state as possible.
     RUN_SLOW_FUNCTION_WITH_CONSENT_CHECK(RunDumpsysCritical);
@@ -1865,22 +1759,21 @@
 
 static void ShowUsage() {
     fprintf(stderr,
-            "usage: dumpstate [-h] [-b soundfile] [-e soundfile] [-o file] [-d] [-p] "
+            "usage: dumpstate [-h] [-b soundfile] [-e soundfile] [-d] [-p] "
             "[-z]] [-s] [-S] [-q] [-B] [-P] [-R] [-V version]\n"
             "  -h: display this help message\n"
             "  -b: play sound file instead of vibrate, at beginning of job\n"
             "  -e: play sound file instead of vibrate, at end of job\n"
-            "  -o: write to file (instead of stdout)\n"
-            "  -d: append date to filename (requires -o)\n"
-            "  -p: capture screenshot to filename.png (requires -o)\n"
-            "  -z: generate zipped file (requires -o)\n"
+            "  -d: append date to filename\n"
+            "  -p: capture screenshot to filename.png\n"
+            "  -z: generate zipped file\n"
             "  -s: write output to control socket (for init)\n"
-            "  -S: write file location to control socket (for init; requires -o and -z)\n"
+            "  -S: write file location to control socket (for init; requires -z)\n"
             "  -q: disable vibrate\n"
-            "  -B: send broadcast when finished (requires -o)\n"
+            "  -B: send broadcast when finished\n"
             "  -P: send broadcast when started and update system properties on "
-            "progress (requires -o and -B)\n"
-            "  -R: take bugreport in remote mode (requires -o, -z, -d and -B, "
+            "progress (requires -B)\n"
+            "  -R: take bugreport in remote mode (requires -z, -d and -B, "
             "shouldn't be used with -P)\n"
             "  -w: start binder service and make it wait for a call to startBugreport\n"
             "  -v: prints the dumpstate header and exit\n");
@@ -2588,13 +2481,8 @@
     }
 
     if (options_->do_fb && do_early_screenshot_) {
-        if (screenshot_path_.empty()) {
-            // should not have happened
-            MYLOGE("INTERNAL ERROR: skipping early screenshot because path was not set\n");
-        } else {
-            MYLOGI("taking early screenshot\n");
-            TakeScreenshot();
-        }
+        MYLOGI("taking early screenshot\n");
+        TakeScreenshot();
     }
 
     if (options_->do_zip_file && zip_file != nullptr) {
diff --git a/cmds/dumpstate/tests/dumpstate_test.cpp b/cmds/dumpstate/tests/dumpstate_test.cpp
index 71d15f4..c5d01fd 100644
--- a/cmds/dumpstate/tests/dumpstate_test.cpp
+++ b/cmds/dumpstate/tests/dumpstate_test.cpp
@@ -664,7 +664,8 @@
 TEST_F(DumpstateTest, RunCommandWithTitle) {
     EXPECT_EQ(0, RunCommand("I AM GROOT", {kSimpleCommand}));
     EXPECT_THAT(err, StrEq("stderr\n"));
-    // We don't know the exact duration, so we check the prefix and suffix
+    // The duration may not get output, depending on how long it takes,
+    // so we just check the prefix.
     EXPECT_THAT(out,
                 StartsWith("------ I AM GROOT (" + kSimpleCommand + ") ------\nstdout\n"));
 }
@@ -699,7 +700,8 @@
 TEST_F(DumpstateTest, RunCommandDryRun) {
     SetDryRun(true);
     EXPECT_EQ(0, RunCommand("I AM GROOT", {kSimpleCommand}));
-    // We don't know the exact duration, so we check the prefix and suffix
+    // The duration may not get output, depending on how long it takes,
+    // so we just check the prefix.
     EXPECT_THAT(out, StartsWith("------ I AM GROOT (" + kSimpleCommand +
                                 ") ------\n\t(skipped on dry run)\n"));
     EXPECT_THAT(err, IsEmpty());
@@ -1037,7 +1039,8 @@
 TEST_F(DumpstateTest, DumpFileNotFoundWithTitle) {
     EXPECT_EQ(-1, DumpFile("Y U NO EXIST?", "/I/cant/believe/I/exist"));
     EXPECT_THAT(err, IsEmpty());
-    // We don't know the exact duration, so we check the prefix and suffix
+    // The duration may not get output, depending on how long it takes,
+    // so we just check the prefix.
     EXPECT_THAT(out, StartsWith("*** Error dumping /I/cant/believe/I/exist (Y U NO EXIST?): No "
                                 "such file or directory\n"));
 }
diff --git a/cmds/installd/Android.bp b/cmds/installd/Android.bp
index 4619427..3ecfc95 100644
--- a/cmds/installd/Android.bp
+++ b/cmds/installd/Android.bp
@@ -146,6 +146,7 @@
     shared_libs: [
         "libbase",
         "libbinder",
+        "libcrypto",
         "liblog",
         "libprotobuf-cpp-full",
         "libselinux",
@@ -158,6 +159,7 @@
         "lib_apex_manifest_proto",
         "libavb",
         "libdm",
+        "libverity_tree",
         "libvold_binder",
     ],
 }
@@ -167,6 +169,7 @@
     srcs: [
         "binder/android/os/IInstalld.aidl",
     ],
+    path: "binder",
 }
 
 //
diff --git a/cmds/installd/otapreopt_chroot.cpp b/cmds/installd/otapreopt_chroot.cpp
index 2e2cc18..e8f513a 100644
--- a/cmds/installd/otapreopt_chroot.cpp
+++ b/cmds/installd/otapreopt_chroot.cpp
@@ -64,7 +64,8 @@
     // system/apex/apexd/apexd_main.cpp.
     //
     // Only scan the APEX directory under /system (within the chroot dir).
-    apex::scanPackagesDirAndActivate(apex::kApexPackageSystemDir);
+    // Cast call to void to suppress warn_unused_result.
+    static_cast<void>(apex::scanPackagesDirAndActivate(apex::kApexPackageSystemDir));
     return apex::getActivePackages();
 }
 
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index da10687..c02b88a 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -142,6 +142,7 @@
     srcs: [
         "aidl/android/content/pm/IPackageManagerNative.aidl",
     ],
+    path: "aidl",
 }
 
 subdirs = ["tests"]
diff --git a/libs/dumputils/dump_utils.cpp b/libs/dumputils/dump_utils.cpp
index d0cea0b..f924863 100644
--- a/libs/dumputils/dump_utils.cpp
+++ b/libs/dumputils/dump_utils.cpp
@@ -32,6 +32,7 @@
         "/system/bin/mediametrics", // media.metrics
         "/system/bin/mediaserver",
         "/system/bin/netd",
+        "/system/bin/vold",
         "/system/bin/sdcard",
         "/system/bin/statsd",
         "/system/bin/surfaceflinger",
diff --git a/opengl/libs/Android.bp b/opengl/libs/Android.bp
index d43c164..75dda6d 100644
--- a/opengl/libs/Android.bp
+++ b/opengl/libs/Android.bp
@@ -201,6 +201,10 @@
     defaults: ["gles_libs_defaults"],
     srcs: ["GLES2/gl2.cpp"],
     cflags: ["-DLOG_TAG=\"libGLESv2\""],
+
+    // Bug: http://b/133874658  Disable native_coverage as we investigate a
+    // crash in surfaceflinger on coverage-enabled cuttlefish builds.
+    native_coverage: false,
 }
 
 //##############################################################################
diff --git a/services/gpuservice/OWNERS b/services/gpuservice/OWNERS
new file mode 100644
index 0000000..5d02839
--- /dev/null
+++ b/services/gpuservice/OWNERS
@@ -0,0 +1,3 @@
+chrisforbes@google.com
+lpy@google.com
+zzyiwei@google.com
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 5d4ac23..c8b2d91 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -152,6 +152,10 @@
     lto: {
         thin: true,
     },
+    // TODO(b/131771163): Fix broken fuzzer support with LTO.
+    sanitize: {
+        fuzzer: false,
+    },
 }
 
 cc_binary {
diff --git a/services/surfaceflinger/layerproto/Android.bp b/services/surfaceflinger/layerproto/Android.bp
index ac147fe..172f5ac 100644
--- a/services/surfaceflinger/layerproto/Android.bp
+++ b/services/surfaceflinger/layerproto/Android.bp
@@ -43,7 +43,7 @@
         type: "nano",
     },
     srcs: ["*.proto"],
-    no_framework_libs: true,
+    sdk_version: "core_platform",
     target: {
         android: {
             jarjar_rules: "jarjar-rules.txt",
diff --git a/services/thermalservice/Android.bp b/services/thermalservice/Android.bp
index d754560..1519618 100644
--- a/services/thermalservice/Android.bp
+++ b/services/thermalservice/Android.bp
@@ -1,34 +1,3 @@
-subdirs = [
-    "libthermalcallback"
-]
-
-cc_library {
-    name: "libthermalservice",
-
-    srcs: [
-        "aidl/android/os/IThermalEventListener.aidl",
-        "aidl/android/os/IThermalService.aidl",
-        "aidl/android/os/Temperature.cpp",
-    ],
-    aidl: {
-      include_dirs: ["frameworks/native/services/thermalservice/aidl"],
-      export_aidl_headers: true,
-    },
-    export_include_dirs: ["aidl"],
-
-    shared_libs: [
-        "libbinder",
-        "libutils",
-    ],
-
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wunused",
-        "-Wunreachable-code",
-    ],
-}
-
 cc_binary {
     name: "thermalserviced",
 
diff --git a/services/thermalservice/aidl/Android.bp b/services/thermalservice/aidl/Android.bp
new file mode 100644
index 0000000..f1ec656
--- /dev/null
+++ b/services/thermalservice/aidl/Android.bp
@@ -0,0 +1,26 @@
+cc_library {
+    name: "libthermalservice",
+
+    srcs: [
+        "android/os/IThermalEventListener.aidl",
+        "android/os/IThermalService.aidl",
+        "android/os/Temperature.cpp",
+    ],
+    aidl: {
+        local_include_dirs: ["."],
+        export_aidl_headers: true,
+    },
+    export_include_dirs: ["."],
+
+    shared_libs: [
+        "libbinder",
+        "libutils",
+    ],
+
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wunused",
+        "-Wunreachable-code",
+    ],
+}
diff --git a/services/vr/hardware_composer/Android.bp b/services/vr/hardware_composer/Android.bp
index 90edf69..dddbc76 100644
--- a/services/vr/hardware_composer/Android.bp
+++ b/services/vr/hardware_composer/Android.bp
@@ -1,174 +1,147 @@
 cc_library_shared {
-  name: "libvr_hwc-hal",
+    name: "libvr_hwc-hal",
 
-  srcs: [
-    "impl/vr_hwc.cpp",
-    "impl/vr_composer_client.cpp",
-  ],
+    srcs: [
+        "impl/vr_hwc.cpp",
+        "impl/vr_composer_client.cpp",
+    ],
 
-  static_libs: [
-    "libbroadcastring",
-    "libdisplay",
-  ],
+    static_libs: [
+        "libbroadcastring",
+        "libdisplay",
+    ],
 
-  shared_libs: [
-    "android.frameworks.vr.composer@1.0",
-    "android.hardware.graphics.composer@2.1",
-    "android.hardware.graphics.mapper@2.0",
-    "libbase",
-    "libbufferhubqueue",
-    "libbinder",
-    "libcutils",
-    "libfmq",
-    "libhardware",
-    "libhidlbase",
-    "libhidltransport",
-    "liblog",
-    "libsync",
-    "libui",
-    "libutils",
-    "libpdx_default_transport",
-  ],
+    shared_libs: [
+        "android.frameworks.vr.composer@1.0",
+        "android.hardware.graphics.composer@2.1",
+        "android.hardware.graphics.mapper@2.0",
+        "libbase",
+        "libbufferhubqueue",
+        "libbinder",
+        "libcutils",
+        "libfmq",
+        "libhardware",
+        "libhidlbase",
+        "libhidltransport",
+        "liblog",
+        "libsync",
+        "libui",
+        "libutils",
+        "libpdx_default_transport",
+    ],
 
-  header_libs: [
-    "android.hardware.graphics.composer@2.1-command-buffer",
-    "android.hardware.graphics.composer@2.1-hal",
-  ],
+    header_libs: [
+        "android.hardware.graphics.composer@2.1-command-buffer",
+        "android.hardware.graphics.composer@2.1-hal",
+    ],
 
-  export_header_lib_headers: [
-    "android.hardware.graphics.composer@2.1-hal",
-  ],
+    export_header_lib_headers: [
+        "android.hardware.graphics.composer@2.1-hal",
+    ],
 
-  export_shared_lib_headers: [
-    "android.frameworks.vr.composer@1.0",
-    "android.hardware.graphics.composer@2.1",
-  ],
+    export_shared_lib_headers: [
+        "android.frameworks.vr.composer@1.0",
+        "android.hardware.graphics.composer@2.1",
+    ],
 
-  export_include_dirs: ["."],
+    export_include_dirs: ["."],
 
-  cflags: [
-    "-DLOG_TAG=\"vr_hwc\"",
-    "-Wall",
-    "-Werror",
-    // mVrClient unused in vr_composer_client.cpp
-    "-Wno-error=unused-private-field",
-    // Warnings in vr_hwc.cpp to be fixed after sync of goog/master.
-    "-Wno-sign-compare",
-    "-Wno-unused-parameter",
-  ],
+    cflags: [
+        "-DLOG_TAG=\"vr_hwc\"",
+        "-Wall",
+        "-Werror",
+        // mVrClient unused in vr_composer_client.cpp
+        "-Wno-error=unused-private-field",
+        // Warnings in vr_hwc.cpp to be fixed after sync of goog/master.
+        "-Wno-sign-compare",
+        "-Wno-unused-parameter",
+    ],
 
 }
 
 cc_library_static {
-  name: "libvr_hwc-binder",
-  srcs: [
-    "aidl/android/dvr/IVrComposer.aidl",
-    "aidl/android/dvr/IVrComposerCallback.aidl",
-    "aidl/android/dvr/parcelable_composer_frame.cpp",
-    "aidl/android/dvr/parcelable_composer_layer.cpp",
-    "aidl/android/dvr/parcelable_unique_fd.cpp",
-  ],
-  aidl: {
-    include_dirs: ["frameworks/native/services/vr/hardware_composer/aidl"],
-    export_aidl_headers: true,
-  },
-  export_include_dirs: ["aidl"],
-
-  cflags: [
-    "-Wall",
-    "-Werror",
-  ],
-
-  shared_libs: [
-    "libbinder",
-    "libui",
-    "libutils",
-    "libvr_hwc-hal",
-  ],
-}
-
-cc_library_static {
-  name: "libvr_hwc-impl",
-  srcs: [
-    "vr_composer.cpp",
-  ],
-  static_libs: [
-    "libvr_hwc-binder",
-  ],
-  shared_libs: [
-    "libbase",
-    "libbinder",
-    "liblog",
-    "libui",
-    "libutils",
-    "libvr_hwc-hal",
-  ],
-  export_shared_lib_headers: [
-    "libvr_hwc-hal",
-  ],
-  cflags: [
-    "-DLOG_TAG=\"vr_hwc\"",
-    "-Wall",
-    "-Werror",
-  ],
+    name: "libvr_hwc-impl",
+    srcs: [
+        "vr_composer.cpp",
+    ],
+    static_libs: [
+        "libvr_hwc-binder",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "liblog",
+        "libui",
+        "libutils",
+        "libvr_hwc-hal",
+    ],
+    export_shared_lib_headers: [
+        "libvr_hwc-hal",
+    ],
+    cflags: [
+        "-DLOG_TAG=\"vr_hwc\"",
+        "-Wall",
+        "-Werror",
+    ],
 }
 
 cc_binary {
-  name: "vr_hwc",
-  srcs: [
-    "vr_hardware_composer_service.cpp"
-  ],
-  static_libs: [
-    "libvr_hwc-impl",
-    // NOTE: This needs to be included after the *-impl lib otherwise the
-    // symbols in the *-binder library get optimized out.
-    "libvr_hwc-binder",
-  ],
-  shared_libs: [
-    "android.frameworks.vr.composer@1.0",
-    "android.hardware.graphics.composer@2.1",
-    "libbase",
-    "libbinder",
-    "liblog",
-    "libhardware",
-    "libhwbinder",
-    "libui",
-    "libutils",
-    "libvr_hwc-hal",
-  ],
-  cflags: [
-    "-DLOG_TAG=\"vr_hwc\"",
-    "-Wall",
-    "-Werror",
-  ],
-  init_rc: [
-    "vr_hwc.rc",
-  ],
+    name: "vr_hwc",
+    srcs: [
+        "vr_hardware_composer_service.cpp",
+    ],
+    static_libs: [
+        "libvr_hwc-impl",
+        // NOTE: This needs to be included after the *-impl lib otherwise the
+        // symbols in the *-binder library get optimized out.
+        "libvr_hwc-binder",
+    ],
+    shared_libs: [
+        "android.frameworks.vr.composer@1.0",
+        "android.hardware.graphics.composer@2.1",
+        "libbase",
+        "libbinder",
+        "liblog",
+        "libhardware",
+        "libhwbinder",
+        "libhidlbase",
+        "libui",
+        "libutils",
+        "libvr_hwc-hal",
+    ],
+    cflags: [
+        "-DLOG_TAG=\"vr_hwc\"",
+        "-Wall",
+        "-Werror",
+    ],
+    init_rc: [
+        "vr_hwc.rc",
+    ],
 }
 
 cc_test {
-  name: "vr_hwc_test",
-  gtest: true,
-  srcs: ["tests/vr_composer_test.cpp"],
-  static_libs: [
-    "libgtest",
-    "libvr_hwc-impl",
-    // NOTE: This needs to be included after the *-impl lib otherwise the
-    // symbols in the *-binder library get optimized out.
-    "libvr_hwc-binder",
-  ],
-  cflags: [
-    "-Wall",
-    "-Werror",
-    // warnings in vr_composer_test.cpp to be fixed after merge of goog/master
-    "-Wno-sign-compare",
-    "-Wno-unused-parameter",
-  ],
-  shared_libs: [
-    "libbase",
-    "libbinder",
-    "liblog",
-    "libui",
-    "libutils",
-  ],
+    name: "vr_hwc_test",
+    gtest: true,
+    srcs: ["tests/vr_composer_test.cpp"],
+    static_libs: [
+        "libgtest",
+        "libvr_hwc-impl",
+        // NOTE: This needs to be included after the *-impl lib otherwise the
+        // symbols in the *-binder library get optimized out.
+        "libvr_hwc-binder",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        // warnings in vr_composer_test.cpp to be fixed after merge of goog/master
+        "-Wno-sign-compare",
+        "-Wno-unused-parameter",
+    ],
+    shared_libs: [
+        "libbase",
+        "libbinder",
+        "liblog",
+        "libui",
+        "libutils",
+    ],
 }
diff --git a/services/vr/hardware_composer/aidl/Android.bp b/services/vr/hardware_composer/aidl/Android.bp
new file mode 100644
index 0000000..a1d5392
--- /dev/null
+++ b/services/vr/hardware_composer/aidl/Android.bp
@@ -0,0 +1,27 @@
+cc_library_static {
+    name: "libvr_hwc-binder",
+    srcs: [
+        "android/dvr/IVrComposer.aidl",
+        "android/dvr/IVrComposerCallback.aidl",
+        "android/dvr/parcelable_composer_frame.cpp",
+        "android/dvr/parcelable_composer_layer.cpp",
+        "android/dvr/parcelable_unique_fd.cpp",
+    ],
+    aidl: {
+        local_include_dirs: ["."],
+        export_aidl_headers: true,
+    },
+    export_include_dirs: ["."],
+
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+
+    shared_libs: [
+        "libbinder",
+        "libui",
+        "libutils",
+        "libvr_hwc-hal",
+    ],
+}
diff --git a/services/vr/virtual_touchpad/Android.bp b/services/vr/virtual_touchpad/Android.bp
index 131a306..dcaa663 100644
--- a/services/vr/virtual_touchpad/Android.bp
+++ b/services/vr/virtual_touchpad/Android.bp
@@ -62,7 +62,7 @@
 service_src = [
     "main.cpp",
     "VirtualTouchpadService.cpp",
-    "aidl/android/dvr/IVirtualTouchpadService.aidl",
+    ":virtualtouchpad_aidl",
 ]
 
 service_static_libs = [
@@ -99,7 +99,7 @@
 client_src = [
     "VirtualTouchpadClient.cpp",
     "DvrVirtualTouchpadClient.cpp",
-    "aidl/android/dvr/IVirtualTouchpadService.aidl",
+    ":virtualtouchpad_aidl",
 ]
 
 client_shared_libs = [
@@ -122,3 +122,9 @@
     name: "libvirtualtouchpadclient",
     export_include_dirs: ["include"],
 }
+
+filegroup {
+    name: "virtualtouchpad_aidl",
+    srcs: ["aidl/android/dvr/IVirtualTouchpadService.aidl"],
+    path: "aidl",
+}
diff --git a/services/vr/virtual_touchpad/include/VirtualTouchpadClient.h b/services/vr/virtual_touchpad/include/VirtualTouchpadClient.h
index 7d73f06..268e4bd 100644
--- a/services/vr/virtual_touchpad/include/VirtualTouchpadClient.h
+++ b/services/vr/virtual_touchpad/include/VirtualTouchpadClient.h
@@ -13,12 +13,6 @@
  public:
   // VirtualTouchpad implementation:
   static std::unique_ptr<VirtualTouchpad> Create();
-  status_t Attach() override;
-  status_t Detach() override;
-  status_t Touch(int touchpad, float x, float y, float pressure) override;
-  status_t ButtonState(int touchpad, int buttons) override;
-  status_t Scroll(int touchpad, float x, float y) override;
-  void dumpInternal(String8& result) override;
 
  protected:
   VirtualTouchpadClient() {}
diff --git a/vulkan/libvulkan/layers_extensions.cpp b/vulkan/libvulkan/layers_extensions.cpp
index 60bd652..a7b7a6f 100644
--- a/vulkan/libvulkan/layers_extensions.cpp
+++ b/vulkan/libvulkan/layers_extensions.cpp
@@ -395,11 +395,9 @@
     ALOGD("searching for layers in '%s!/%s'", zipname.c_str(),
           dir_in_zip.c_str());
     ZipEntry entry;
-    ZipString name;
+    std::string name;
     while (Next(iter_cookie, &entry, &name) == 0) {
-        std::string filename(
-            reinterpret_cast<const char*>(name.name) + prefix.length(),
-            name.name_length - prefix.length());
+        std::string filename(name.substr(prefix.length()));
         // only enumerate direct entries of the directory, not subdirectories
         if (filename.find('/') != filename.npos)
             continue;