Merge changes I0a1aa003,I000c3c22

* changes:
  Use dx or d8 from prebuilts/build-tools
  Desugar lambdas in javac unbundled builds

core/config.mk

@@ -499,6 +499,16 @@ endif
 prebuilt_sdk_tools := prebuilts/sdk/tools
 prebuilt_sdk_tools_bin := $(prebuilt_sdk_tools)/$(HOST_OS)/bin
 
+# Always use prebuilts for ckati and makeparallel
+prebuilt_build_tools := prebuilts/build-tools
+prebuilt_build_tools_wrappers := prebuilts/build-tools/common/bin
+prebuilt_build_tools_jars := prebuilts/build-tools/common/framework
+ifeq ($(filter address,$(SANITIZE_HOST)),)
+prebuilt_build_tools_bin := $(prebuilt_build_tools)/$(HOST_PREBUILT_TAG)/bin
+else
+prebuilt_build_tools_bin := $(prebuilt_build_tools)/$(HOST_PREBUILT_TAG)/asan/bin
+endif
+
 USE_PREBUILT_SDK_TOOLS_IN_PLACE := true
 
 #
@@ -508,6 +518,7 @@ ifeq (,$(TARGET_BUILD_APPS)$(filter true,$(TARGET_BUILD_PDK)))
   AIDL := $(HOST_OUT_EXECUTABLES)/aidl
   AAPT := $(HOST_OUT_EXECUTABLES)/aapt
   AAPT2 := $(HOST_OUT_EXECUTABLES)/aapt2
+  DESUGAR := $(HOST_OUT_JAVA_LIBRARIES)/desugar.jar
   MAINDEXCLASSES := $(HOST_OUT_EXECUTABLES)/mainDexClasses
   SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
   SIGNAPK_JNI_LIBRARY_PATH := $(HOST_OUT_SHARED_LIBRARIES)
@@ -518,20 +529,26 @@ ifeq (,$(TARGET_BUILD_APPS)$(filter true,$(TARGET_BUILD_PDK)))
   else
     DX := $(HOST_OUT_EXECUTABLES)/dx
   endif
-  DX_COMMAND := $(DX) -JXms16M -JXmx2048M
 
 else # TARGET_BUILD_APPS || TARGET_BUILD_PDK
   AIDL := $(prebuilt_sdk_tools_bin)/aidl
   AAPT := $(prebuilt_sdk_tools_bin)/aapt
   AAPT2 := $(prebuilt_sdk_tools_bin)/aapt2
-  DX := $(prebuilt_sdk_tools)/dx
+  DESUGAR := $(prebuilt_build_tools_jars)/desugar.jar
-  DX_COMMAND := $(DX) -JXms16M -JXmx2048M
   MAINDEXCLASSES := $(prebuilt_sdk_tools)/mainDexClasses
-  ZIPALIGN := $(prebuilt_sdk_tools_bin)/zipalign
   SIGNAPK_JAR := $(prebuilt_sdk_tools)/lib/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
   SIGNAPK_JNI_LIBRARY_PATH := $(prebuilt_sdk_tools)/$(HOST_OS)/lib64
+  ZIPALIGN := $(prebuilt_sdk_tools_bin)/zipalign
+
+  ifeq ($(USE_D8),true)
+    DX := $(prebuilt_build_tools_wrappers)/d8
+  else
+    DX := $(prebuilt_build_tools_wrappers)/dx
+  endif
 endif # TARGET_BUILD_APPS || TARGET_BUILD_PDK
 
+DX_COMMAND := $(DX) -JXms16M -JXmx2048M
+
 ifeq (,$(TARGET_BUILD_APPS))
   # Use RenderScript prebuilts for unbundled builds but not PDK builds
   LLVM_RS_CC := $(HOST_OUT_EXECUTABLES)/llvm-rs-cc
@@ -544,14 +561,6 @@ endif # TARGET_BUILD_PDK
 prebuilt_sdk_tools :=
 prebuilt_sdk_tools_bin :=
 
-# Always use prebuilts for ckati and makeparallel
-prebuilt_build_tools := prebuilts/build-tools
-ifeq ($(filter address,$(SANITIZE_HOST)),)
-prebuilt_build_tools_bin := $(prebuilt_build_tools)/$(HOST_PREBUILT_TAG)/bin
-else
-prebuilt_build_tools_bin := $(prebuilt_build_tools)/$(HOST_PREBUILT_TAG)/asan/bin
-endif
-
 ACP := $(prebuilt_build_tools_bin)/acp
 CKATI := $(prebuilt_build_tools_bin)/ckati
 DEPMOD := $(HOST_OUT_EXECUTABLES)/depmod
@@ -632,7 +641,6 @@ E2FSCK := $(HOST_OUT_EXECUTABLES)/e2fsck$(HOST_EXECUTABLE_SUFFIX)
 MKTARBALL := build/tools/mktarball.sh
 TUNE2FS := $(HOST_OUT_EXECUTABLES)/tune2fs$(HOST_EXECUTABLE_SUFFIX)
 JARJAR := $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
-DESUGAR := $(HOST_OUT_JAVA_LIBRARIES)/desugar.jar
 DATA_BINDING_COMPILER := $(HOST_OUT_JAVA_LIBRARIES)/databinding-compiler.jar
 FAT16COPY := build/tools/fat16copy.py
 CHECK_LINK_TYPE := build/tools/check_link_type.py

core/java_common.mk

@@ -237,17 +237,16 @@ ifndef LOCAL_IS_HOST_MODULE
   # In order to compile lambda code javac requires various invokedynamic-
   # related classes to be present. This change adds stubs needed for
   # javac to compile lambdas.
-  my_additional_javac_libs :=
+  ifneq ($(LOCAL_NO_STANDARD_LIBRARIES),true)
-  ifndef TARGET_BUILD_APPS
+    ifdef TARGET_BUILD_APPS
-    # TODO: support to build lamdbas using javac in unbundled build.
+      full_java_bootclasspath_libs += $(call java-lib-header-files,sdk-core-lambda-stubs)
-    # We may need to check in a prebuilt core-lambda-stubs to prebuilts/sdk.
+    else
-    ifneq ($(LOCAL_NO_STANDARD_LIBRARIES),true)
+      full_java_bootclasspath_libs += $(call java-lib-header-files,core-lambda-stubs)
-      my_additional_javac_libs := core-lambda-stubs
     endif
   endif
 
-  full_shared_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES) $(my_additional_javac_libs),$(LOCAL_IS_HOST_MODULE))
+  full_shared_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
-  full_shared_java_header_libs := $(call java-lib-header-files,$(LOCAL_JAVA_LIBRARIES) $(my_additional_javac_libs),$(LOCAL_IS_HOST_MODULE))
+  full_shared_java_header_libs := $(call java-lib-header-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
 
 else # LOCAL_IS_HOST_MODULE