Try fix the mac build bot after removing Android SampleApp

platform_tools/android/gyp/skia_android.gypi

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This GYP file stores the dependencies necessary to build Skia on the Android
 # platform. The OS doesn't provide many stable libraries as part of the
 # distribution so we have to build a few of them ourselves.
 #
 {
@@ skipping 33 matching lines @@
         # This also accounts for Release_Developer BUILDTYPE
         'android_buildtype': "Release", 
         'android_apk_suffix': "release.apk",
       }],
     ],
   },
   'includes' : [
       'canvasproof.gypi',
       'viewer.gypi',
   ],
-  'targets': [
-    {
-      'target_name': 'CopySampleAppDeps',
-      'type': 'none',
-      'dependencies': [
-        'skia_lib.gyp:skia_lib',
-        'SampleApp.gyp:SampleApp',
-      ],
-      'copies': [
-        # Copy all shared libraries into the Android app's libs folder.  Note
-        # that this copy requires us to build SkiaAndroidApp after those
-        # libraries, so that they exist by the time it occurs.  If there are no
-        # libraries to copy, this will cause an error in Make, but the app will
-        # still build.
-        {
-          'destination': '<(android_base)/apps/sample_app/src/main/libs/<(android_arch)',
-          'conditions': [
-            [ 'skia_shared_lib', {
-              'files': [
-                '<(SHARED_LIB_DIR)/libSampleApp.so',
-                '<(SHARED_LIB_DIR)/libskia_android.so',
-              ]}, {
-              'files': [
-                '<(SHARED_LIB_DIR)/libSampleApp.so',
-             ]}
-           ],
-          ],
-        },
-      ],
-    },
-    {
-      'target_name': 'SampleApp_APK',
-      'type': 'none',
-      'dependencies': [
-        'CopySampleAppDeps',
-      ],
-      'actions': [
-        {
-          'action_name': 'SampleApp_apk',
-          'inputs': [
-            '<(android_base)/apps/sample_app/src/main/AndroidManifest.xml',
-            '<(android_base)/apps/sample_app/src/main/jni/com_skia_SkiaSampleRenderer.h',
-            '<(android_base)/apps/sample_app/src/main/jni/com_skia_SkiaSampleRenderer.cpp',
-            '<(android_base)/apps/sample_app/src/main/java/com/skia/SkiaSampleActivity.java',
-            '<(android_base)/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java',
-            '<(android_base)/apps/sample_app/src/main/java/com/skia/SkiaSampleView.java',
-            '<(android_base)/apps/sample_app/src/main/libs/<(android_arch)/libSampleApp.so',
-          ],
-          'conditions': [
-            [ 'skia_shared_lib', {
-              'inputs': [
-                '<(android_base)/apps/sample_app/src/main/libs/<(android_arch)/libskia_android.so',
-              ],
-            }],
-          ],
-          'outputs': [
-            '<(android_base)/apps/sample_app/build/outputs/apk/sample_app-<(android_variant)-<(android_apk_suffix)',
-          ],
-          'action': [
-            '<(android_base)/apps/gradlew',
-            ':sample_app:assemble<(android_variant)<(android_buildtype)',
-            '-p<(android_base)/apps/sample_app',
-            '-PsuppressNativeBuild',
-          ],
-        },
-      ],
-    },
-  ],
 }