Sky shell doesn't build with openjdk javac 1.8. #74

[193/2246] ACTION //sky/shell:java__compile_java__javac(//build/toolchain/android:arm)
FAILED: python ../../build/android/gyp/javac.py --depfile=gen/sky/shell/java__compile_java__javac.d --classpath=\[\"../../third_party/android_tools/sdk/platforms/android-22/android.jar\"\] --classpath=@FileArg\(gen/sky/shell/java.build_config:javac:classpath\) --jar-path=gen/sky/shell/java__compile_java.initial.jar --java-srcjars=\[\] --java-srcjars=@FileArg\(gen/sky/shell/java.build_config:javac:srcjars\) --jar-excluded-classes=\[\"\*/R.class\",\ \"\*/R\#\#\*.class\",\ \"\*/Manifest.class\",\ \"\*/Manifest\#\#\*.class\"\] --chromium-code=1 ../../sky/shell/android/org/domokit/sky/shell/GestureProvider.java ../../sky/shell/android/org/domokit/sky/shell/PlatformServiceProvider.java ../../sky/shell/android/org/domokit/sky/shell/PlatformViewAndroid.java ../../sky/shell/android/org/domokit/sky/shell/ResourceExtractor.java ../../sky/shell/android/org/domokit/sky/shell/ServiceFactory.java ../../sky/shell/android/org/domokit/sky/shell/ServiceRegistry.java ../../sky/shell/android/org/domokit/sky/shell/SkyActivity.java ../../sky/shell/android/org/domokit/sky/shell/SkyApplication.java ../../sky/shell/android/org/domokit/sky/shell/SkyMain.java ../../sky/shell/android/org/domokit/sky/shell/TracingController.java
Traceback (most recent call last):
  File "../../build/android/gyp/javac.py", line 280, in <module>
    sys.exit(main(sys.argv[1:]))
  File "../../build/android/gyp/javac.py", line 244, in main
    java_files)
  File "../../build/android/gyp/javac.py", line 104, in DoJavac
    input_strings=javac_cmd)
  File "/usr/local/work/mojo/src/build/android/gyp/util/md5_check.py", line 30, in CallAndRecordIfStale
    function()
  File "../../build/android/gyp/javac.py", line 97, in Compile
    stderr_filter=ColorJavacOutput)
  File "/usr/local/work/mojo/src/build/android/gyp/util/build_utils.py", line 158, in CheckOutput
    raise CalledProcessError(cwd, args, stdout + stderr)
util.build_utils.CalledProcessError: Command failed: ( cd /usr/local/work/mojo/src/out/android_Debug; javac -g -encoding UTF-8 -source 1.7 -target 1.7 -classpath ../../third_party/android_tools/sdk/platforms/android-22/android.jar:gen/base/base_java.jar:gen/mojo/android/system_java.jar:gen/mojo/public/interfaces/application/application_java.jar:gen/mojo/public/java/bindings.jar:gen/mojo/public/java/system.jar:gen/mojo/services/network/public/interfaces/interfaces_java.jar:gen/services/keyboard/keyboard.jar:gen/sky/services/engine/engine_java.jar:gen/sky/services/oknet/oknet.jar:gen/sky/services/intents/intents_lib.jar -d /tmp/tmpZoxfmr/classes -Xlint:unchecked ../../sky/shell/android/org/domokit/sky/shell/GestureProvider.java ../../sky/shell/android/org/domokit/sky/shell/PlatformServiceProvider.java ../../sky/shell/android/org/domokit/sky/shell/PlatformViewAndroid.java ../../sky/shell/android/org/domokit/sky/shell/ResourceExtractor.java ../../sky/shell/android/org/domokit/sky/shell/ServiceFactory.java ../../sky/shell/android/org/domokit/sky/shell/ServiceRegistry.java ../../sky/shell/android/org/domokit/sky/shell/SkyActivity.java ../../sky/shell/android/org/domokit/sky/shell/SkyApplication.java ../../sky/shell/android/org/domokit/sky/shell/SkyMain.java ../../sky/shell/android/org/domokit/sky/shell/TracingController.java )
warning: [options] bootstrap class path not set in conjunction with -source 1.7
../../sky/shell/android/org/domokit/sky/shell/PlatformViewAndroid.java:97: error: cannot access KeyboardService
        KeyboardServiceImpl.setActiveView(this);
                           ^
  class file for org.chromium.mojom.keyboard.KeyboardService not found
../../sky/shell/android/org/domokit/sky/shell/SkyActivity.java:47: error: cannot access ActivityManager
        ActivityManagerImpl.setCurrentActivity(this);
                           ^
  class file for org.chromium.mojom.intents.ActivityManager not found
2 errors
1 warning