diff --git a/core/Makefile b/core/Makefile
index b526b63..2889e24 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -943,10 +943,6 @@
 
 INTERNAL_USERIMAGES_DEPS += $(BLK_ALLOC_TO_BASE_FS)
 
-INTERNAL_USERIMAGES_DEPS += \
-    $(ALL_MODULES.fs_config_dirs.INSTALLED) \
-    $(ALL_MODULES.fs_config_files.INSTALLED) \
-
 ifeq ($(INTERNAL_USERIMAGES_USE_EXT),true)
 INTERNAL_USERIMAGES_DEPS += $(MKE2FS_CONF)
 endif
@@ -1161,6 +1157,7 @@
     $(hide) cp $(1) $(4)/lib/modules/0.0/$(3)lib/modules
     $(hide) $(DEPMOD) -b $(4) 0.0
     $(hide) sed -e 's/\(.*modules.*\):/\/\1:/g' -e 's/ \([^ ]*modules[^ ]*\)/ \/\1/g' $(4)/lib/modules/0.0/modules.dep > $(2)/lib/modules/modules.dep
+    $(hide) cp $(4)/lib/modules/0.0/modules.alias $(2)/lib/modules
 endef
 
 # $(1): output file
diff --git a/core/dex_preopt_odex_install.mk b/core/dex_preopt_odex_install.mk
index a3fb410..601204a 100644
--- a/core/dex_preopt_odex_install.mk
+++ b/core/dex_preopt_odex_install.mk
@@ -59,6 +59,31 @@
 built_installed_art :=
 
 ifdef LOCAL_DEX_PREOPT
+
+ifeq (false,$(WITH_DEX_PREOPT_GENERATE_PROFILE))
+LOCAL_DEX_PREOPT_GENERATE_PROFILE := false
+endif
+
+ifdef LOCAL_VENDOR_MODULE
+ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
+$(error profiles are not supported for vendor modules)
+endif
+else
+ifndef LOCAL_DEX_PREOPT_GENERATE_PROFILE
+# If LOCAL_DEX_PREOPT_GENERATE_PROFILE is not defined, default it based on the existence of the
+# profile class listing. TODO: Use product specific directory here.
+my_classes_directory := $(PRODUCT_DEX_PREOPT_PROFILE_DIR)
+LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING := $(my_classes_directory)/$(LOCAL_MODULE).prof.txt
+ifneq (,$(wildcard $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)))
+# Profile listing exists, use it to generate the profile.
+ifeq ($(LOCAL_DEX_PREOPT_APP_IMAGE),)
+LOCAL_DEX_PREOPT_APP_IMAGE := true
+endif
+LOCAL_DEX_PREOPT_GENERATE_PROFILE := true
+endif
+endif
+endif
+
 dexpreopt_boot_jar_module := $(filter $(DEXPREOPT_BOOT_JARS_MODULES),$(LOCAL_MODULE))
 ifdef dexpreopt_boot_jar_module
 # For libart, the boot jars' odex files are replaced by $(DEFAULT_DEX_PREOPT_INSTALLED_IMAGE).
@@ -113,13 +138,6 @@
 installed_art := $(strip $(installed_art))
 
 ifdef built_odex
-
-ifndef LOCAL_DEX_PREOPT_GENERATE_PROFILE
-ifeq (true,$(WITH_DEX_PREOPT_GENERATE_PROFILE))
-  LOCAL_DEX_PREOPT_GENERATE_PROFILE := true
-endif
-endif
-
 ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
 ifndef LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING
 $(call pretty-error,Must have specified class listing (LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING))
@@ -141,7 +159,12 @@
 		--apk=$(PRIVATE_BUILT_MODULE) \
 		--dex-location=$(PRIVATE_DEX_LOCATION) \
 		--reference-profile-file=$@
+my_installed_profile := $(LOCAL_INSTALLED_MODULE).prof
+$(eval $(call copy-one-file,$(my_built_profile),$(my_installed_profile)))
+build_installed_profile:=$(my_built_profile):$(my_installed_profile)
 else
+build_installed_profile:=
+my_installed_profile :=
 $(built_odex): PRIVATE_PROFILE_PREOPT_FLAGS :=
 endif
 
@@ -159,7 +182,12 @@
 else
   # If no compiler filter is specified, default to 'quicken' to save on storage.
   ifeq (,$(filter --compiler-filter=%, $(LOCAL_DEX_PREOPT_FLAGS)))
-    LOCAL_DEX_PREOPT_FLAGS += --compiler-filter=quicken
+    ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
+      # For non system server jars, use speed-profile when we have a profile.
+      LOCAL_DEX_PREOPT_FLAGS += --compiler-filter=speed-profile
+    else
+      LOCAL_DEX_PREOPT_FLAGS += --compiler-filter=quicken
+    endif
   endif
 endif
 
@@ -172,9 +200,11 @@
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_odex)
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_vdex)
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_art)
+ALL_MODULES.$(my_register_name).INSTALLED += $(my_installed_profile)
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_odex)
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_vdex)
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_art)
+ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(build_installed_profile)
 
 # Record dex-preopt config.
 DEXPREOPT.$(LOCAL_MODULE).DEX_PREOPT := $(LOCAL_DEX_PREOPT)
@@ -190,6 +220,6 @@
 
 
 # Make sure to install the .odex and .vdex when you run "make <module_name>"
-$(my_all_targets): $(installed_odex) $(installed_vdex) $(installed_art)
+$(my_all_targets): $(installed_odex) $(installed_vdex) $(installed_art) $(my_installed_profile)
 
 endif # LOCAL_DEX_PREOPT
diff --git a/core/pathmap.mk b/core/pathmap.mk
index 7ca9588..45213bb 100644
--- a/core/pathmap.mk
+++ b/core/pathmap.mk
@@ -40,7 +40,6 @@
     libhardware:hardware/libhardware/include \
     libhardware_legacy:hardware/libhardware_legacy/include \
     libril:hardware/ril/include \
-    opengl-tests-includes:frameworks/native/opengl/tests/include \
     recovery:bootable/recovery \
     system-core:system/core/include \
     audio:system/media/audio/include \
diff --git a/core/product.mk b/core/product.mk
index 7742cc3..b5fc5c8 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -122,6 +122,7 @@
     PRODUCT_DEX_PREOPT_MODULE_CONFIGS \
     PRODUCT_DEX_PREOPT_DEFAULT_FLAGS \
     PRODUCT_DEX_PREOPT_BOOT_FLAGS \
+    PRODUCT_DEX_PREOPT_PROFILE_DIR \
     PRODUCT_SANITIZER_MODULE_CONFIGS \
     PRODUCT_SYSTEM_BASE_FS_PATH \
     PRODUCT_VENDOR_BASE_FS_PATH \
diff --git a/core/product_config.mk b/core/product_config.mk
index e069ff1..a8b0ca6 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -390,6 +390,9 @@
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_DEX_PREOPT_DEFAULT_FLAGS))
 PRODUCT_DEX_PREOPT_BOOT_FLAGS := \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_DEX_PREOPT_BOOT_FLAGS))
+PRODUCT_DEX_PREOPT_PROFILE_DIR := \
+    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_DEX_PREOPT_PROFILE_DIR))
+
 # Resolve and setup per-module dex-preopt configs.
 PRODUCT_DEX_PREOPT_MODULE_CONFIGS := \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_DEX_PREOPT_MODULE_CONFIGS))
diff --git a/core/sdk_font.mk b/core/sdk_font.mk
index c10f19f..0259a9c 100644
--- a/core/sdk_font.mk
+++ b/core/sdk_font.mk
@@ -8,7 +8,7 @@
 
 
 # The script that renames the font.
-sdk_font_rename_script := frameworks/base/tools/layoutlib/rename_font/build_font_single.py
+sdk_font_rename_script := frameworks/layoutlib/rename_font/build_font_single.py
 
 # Location of the fonttools library that the above script depends on.
 fonttools_lib := external/fonttools/Lib
diff --git a/core/static_java_library.mk b/core/static_java_library.mk
index 6452fa8..76584df 100644
--- a/core/static_java_library.mk
+++ b/core/static_java_library.mk
@@ -187,9 +187,9 @@
 
 # if we have custom proguarding done use the proguarded classes jar instead of the normal classes jar
 ifeq ($(filter custom,$(LOCAL_PROGUARD_ENABLED)),custom)
-aar_classes_jar = $(full_classes_proguard_jar)
-else
 aar_classes_jar = $(full_classes_jar)
+else
+aar_classes_jar = $(full_classes_pre_proguard_jar)
 endif
 
 # Rule to build AAR, archive including classes.jar, resource, etc.
diff --git a/core/tasks/check_boot_jars/check_boot_jars.py b/core/tasks/check_boot_jars/check_boot_jars.py
index 5a0ec40..1b4540c 100755
--- a/core/tasks/check_boot_jars/check_boot_jars.py
+++ b/core/tasks/check_boot_jars/check_boot_jars.py
@@ -55,7 +55,7 @@
       package_name = package_name.replace('/', '.')
       # Skip class without a package name
       if package_name and not whitelist_re.match(package_name):
-        print >> sys.stderr, ('Error: %s: unknown package name of class file %s'
+        print >> sys.stderr, ('Error: %s contains class file %s, which is not in the whitelist'
                               % (jar, f))
         return False
   return True
diff --git a/core/tasks/check_boot_jars/package_whitelist.txt b/core/tasks/check_boot_jars/package_whitelist.txt
index 1889117..15b9990 100644
--- a/core/tasks/check_boot_jars/package_whitelist.txt
+++ b/core/tasks/check_boot_jars/package_whitelist.txt
@@ -202,12 +202,6 @@
 
 android
 
-
-###################################################
-# telephony-common.jar
-com\.google\..*
-
-
 ###################################################
 # apache-xml.jar
 org\.apache\.xml\.res
@@ -238,3 +232,8 @@
 org\.apache\.xalan\.processor
 org\.apache\.xalan\.transformer
 org\.apache\.xalan\.xslt
+
+###################################################
+# Packages in the google namespace across all bootclasspath jars.
+com\.google\.android\..*
+com\.google\.vr\.platform.*
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index c0d42e7..324fd24 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -40,7 +40,7 @@
 
 DEFAULT_PLATFORM_VERSION := OPR1
 MIN_PLATFORM_VERSION := OPR1
-MAX_PLATFORM_VERSION := OPR1
+MAX_PLATFORM_VERSION := PPR1
 
 ALLOWED_VERSIONS := $(call allowed-platform-versions,\
   $(MIN_PLATFORM_VERSION),\
@@ -80,9 +80,11 @@
 # please add that PLATFORM_VERSION to the following text file:
 # cts/tests/tests/os/assets/platform_versions.txt
 PLATFORM_VERSION.OPR1 := O
+PLATFORM_VERSION.PPR1 := P
 
 # These are the current development codenames.
 PLATFORM_VERSION_CODENAME.OPR1 := O
+PLATFORM_VERSION_CODENAME.PPR1 := P
 
 ifndef PLATFORM_VERSION
   PLATFORM_VERSION := $(PLATFORM_VERSION.$(TARGET_PLATFORM_VERSION))
diff --git a/envsetup.sh b/envsetup.sh
index 6aaa8c9..b40c2a1 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -225,6 +225,16 @@
     fi
 
     export ANDROID_DEV_SCRIPTS=$T/development/scripts:$T/prebuilts/devtools/tools:$T/external/selinux/prebuilts/bin
+
+    # add kernel specific binaries
+    case $(uname -s) in
+        Linux)
+            export ANDROID_DEV_SCRIPTS=$ANDROID_DEV_SCRIPTS:$T/prebuilts/misc/linux-x86/dtc:$T/prebuilts/misc/linux-x86/libufdt
+            ;;
+        *)
+            ;;
+    esac
+
     export ANDROID_BUILD_PATHS=$(get_build_var ANDROID_BUILD_PATHS):$ANDROID_TOOLCHAIN:$ANDROID_TOOLCHAIN_2ND_ARCH:$ANDROID_DEV_SCRIPTS:
 
     # If prebuilts/android-emulator/<system>/ exists, prepend it to our PATH
diff --git a/target/board/generic/BoardConfig.mk b/target/board/generic/BoardConfig.mk
index 9cbe215..946e480 100644
--- a/target/board/generic/BoardConfig.mk
+++ b/target/board/generic/BoardConfig.mk
@@ -39,6 +39,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation guest and host libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_arm64/BoardConfig.mk b/target/board/generic_arm64/BoardConfig.mk
index a1c7b75..5917425 100644
--- a/target/board/generic_arm64/BoardConfig.mk
+++ b/target/board/generic_arm64/BoardConfig.mk
@@ -70,6 +70,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation host and guest libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_arm64_ab/BoardConfig.mk b/target/board/generic_arm64_ab/BoardConfig.mk
index cf79019..e05f345 100644
--- a/target/board/generic_arm64_ab/BoardConfig.mk
+++ b/target/board/generic_arm64_ab/BoardConfig.mk
@@ -46,6 +46,7 @@
 
 # Generic AOSP image does NOT support HWC1
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 TARGET_ARCH := arm64
 TARGET_ARCH_VARIANT := armv8-a
diff --git a/target/board/generic_mips/BoardConfig.mk b/target/board/generic_mips/BoardConfig.mk
index 5cc3174..c36cc4a 100644
--- a/target/board/generic_mips/BoardConfig.mk
+++ b/target/board/generic_mips/BoardConfig.mk
@@ -47,6 +47,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation guest and host libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_mips64/BoardConfig.mk b/target/board/generic_mips64/BoardConfig.mk
index d87c924..4798e3f 100644
--- a/target/board/generic_mips64/BoardConfig.mk
+++ b/target/board/generic_mips64/BoardConfig.mk
@@ -62,6 +62,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation guest and host libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_x86/BoardConfig.mk b/target/board/generic_x86/BoardConfig.mk
index 65c4fa5..26b2944 100644
--- a/target/board/generic_x86/BoardConfig.mk
+++ b/target/board/generic_x86/BoardConfig.mk
@@ -26,6 +26,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation host and guest libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_x86_64/BoardConfig.mk b/target/board/generic_x86_64/BoardConfig.mk
index 88f6450..9b8e5c8 100755
--- a/target/board/generic_x86_64/BoardConfig.mk
+++ b/target/board/generic_x86_64/BoardConfig.mk
@@ -32,6 +32,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation host and guest libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/board/generic_x86_arm/BoardConfig.mk b/target/board/generic_x86_arm/BoardConfig.mk
index 4a2e159..4555f1f 100644
--- a/target/board/generic_x86_arm/BoardConfig.mk
+++ b/target/board/generic_x86_arm/BoardConfig.mk
@@ -44,6 +44,7 @@
 endif
 
 TARGET_USES_HWC2 := true
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
 
 # Build OpenGLES emulation host and guest libraries
 BUILD_EMULATOR_OPENGL := true
diff --git a/target/product/base.mk b/target/product/base.mk
index 9796727..ad4c133 100644
--- a/target/product/base.mk
+++ b/target/product/base.mk
@@ -141,6 +141,10 @@
 PRODUCT_PACKAGES += \
     android.hardware.media.omx@1.0-service
 
+# XML schema files
+PRODUCT_PACKAGES += \
+    media_profiles_V1_0.dtd
+
 # Packages included only for eng or userdebug builds, previously debug tagged
 PRODUCT_PACKAGES_DEBUG := \
     perfprofd \