Allow gpu ResourceHandle class to be shared for multiple purposes

gyp/gpu.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.
 # Include this gypi to include all 'gpu' files
 # The parent gyp/gypi file must define
 #       'skia_src_path'     e.g. skia/trunk/src
 #       'skia_include_path' e.g. skia/trunk/include
 #
 # The skia build defines these in common_variables.gypi
@@ skipping 147 matching lines @@
       '<(skia_src_path)/gpu/GrRectanizer_pow2.h',
       '<(skia_src_path)/gpu/GrRectanizer_skyline.cpp',
       '<(skia_src_path)/gpu/GrRectanizer_skyline.h',
       '<(skia_src_path)/gpu/GrRenderTarget.cpp',
       '<(skia_src_path)/gpu/GrRenderTargetPriv.h',
       '<(skia_src_path)/gpu/GrRenderTargetProxy.cpp',
       '<(skia_src_path)/gpu/GrReducedClip.cpp',
       '<(skia_src_path)/gpu/GrReducedClip.h',
       '<(skia_src_path)/gpu/GrResourceCache.cpp',
       '<(skia_src_path)/gpu/GrResourceCache.h',
+      '<(skia_src_path)/gpu/GrResourceHandle.h',
       '<(skia_src_path)/gpu/GrResourceProvider.cpp',
       '<(skia_src_path)/gpu/GrResourceProvider.h',
       '<(skia_src_path)/gpu/GrShape.cpp',
       '<(skia_src_path)/gpu/GrShape.h',
       '<(skia_src_path)/gpu/GrStencil.cpp',
       '<(skia_src_path)/gpu/GrStencil.h',
       '<(skia_src_path)/gpu/GrStencilAttachment.cpp',
       '<(skia_src_path)/gpu/GrStencilAttachment.h',
       '<(skia_src_path)/gpu/GrStrokeInfo.cpp',
       '<(skia_src_path)/gpu/GrStrokeInfo.h',
@@ skipping 335 matching lines @@
       '<(skia_src_path)/gpu/gl/win/GrGLCreateNativeInterface_win.cpp',
       '<(skia_src_path)/gpu/gl/glx/GrGLCreateNativeInterface_glx.cpp',
       '<(skia_src_path)/gpu/gl/egl/GrGLCreateNativeInterface_egl.cpp',
       '<(skia_src_path)/gpu/gl/iOS/GrGLCreateNativeInterface_iOS.cpp',
       '<(skia_src_path)/gpu/gl/android/GrGLCreateNativeInterface_android.cpp',
     ],
     'skgpu_null_gl_sources': [
     ],
   },
 }