Revert of Remove Android SampleApp

gyp/tools.gyp

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
     # GYP file to build various tools.
 #
 # To build on Linux:
 #  ./gyp_skia tools.gyp && make tools
 #
 {
@@ skipping 478 matching lines @@
         'paths_to_ignore': [
           '<(skia_include_path)/gpu/gl/GrGLConfig_chrome.h',
           '<(skia_include_path)/ports/SkFontMgr_fontconfig.h',
           '<(skia_include_path)/ports/SkTypeface_mac.h',
           '<(skia_include_path)/ports/SkTypeface_win.h',
           '<(skia_include_path)/utils/ios',
           '<(skia_include_path)/utils/mac',
           '<(skia_include_path)/utils/win',
           '<(skia_include_path)/utils/SkDebugUtils.h',
           '<(skia_include_path)/utils/SkJSONCPP.h',
+          '<(skia_include_path)/views/SkOSWindow_Android.h',
           '<(skia_include_path)/views/SkOSWindow_iOS.h',
           '<(skia_include_path)/views/SkOSWindow_Mac.h',
           '<(skia_include_path)/views/SkOSWindow_SDL.h',
           '<(skia_include_path)/views/SkOSWindow_Unix.h',
           '<(skia_include_path)/views/SkOSWindow_Win.h',
           '<(skia_include_path)/views/SkWindow.h',
           '<(skia_include_path)/gpu/vk',
         ],
         'output_file' : [
           '<(INTERMEDIATE_DIR)/test_public_includes.cpp',
@@ skipping 133 matching lines @@
               'pdf.gyp:pdf',
               'gputest.gyp:osmesa',
             ],
             'defines': [ 'FIDDLE_BUILD_TEST' ],
           },
         ],
       },
     ],
   ],
 }