Implement instanced rendering for simple shapes

gyp/gpu.gypi

Index: gyp/gpu.gypi
diff --git a/gyp/gpu.gypi b/gyp/gpu.gypi
index 999b8067d1174cfe434abad8dc29f3744143e157..bec891e120815ae3c392fb4e50df0ca805760095 100644
--- a/gyp/gpu.gypi
+++ b/gyp/gpu.gypi
@@ -104,6 +104,9 @@
       '<(skia_src_path)/gpu/GrGpuFactory.h',
       '<(skia_src_path)/gpu/GrImageIDTextureAdjuster.cpp',
       '<(skia_src_path)/gpu/GrImageIDTextureAdjuster.h',
+      '<(skia_src_path)/gpu/GrInstancedRendering.cpp',
+      '<(skia_src_path)/gpu/GrInstancedRendering.h',
+      '<(skia_src_path)/gpu/GrInstancedRenderingTypes.h',
       '<(skia_src_path)/gpu/GrInvariantOutput.cpp',
       '<(skia_src_path)/gpu/GrLayerAtlas.cpp',
       '<(skia_src_path)/gpu/GrLayerAtlas.h',
@@ -273,6 +276,8 @@
       '<(skia_src_path)/gpu/effects/GrDistanceFieldGeoProc.h',
       '<(skia_src_path)/gpu/effects/GrDitherEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrDitherEffect.h',
+      '<(skia_src_path)/gpu/effects/GrInstanceProcessor.cpp',
+      '<(skia_src_path)/gpu/effects/GrInstanceProcessor.h',
       '<(skia_src_path)/gpu/effects/GrMatrixConvolutionEffect.cpp',
       '<(skia_src_path)/gpu/effects/GrMatrixConvolutionEffect.h',
       '<(skia_src_path)/gpu/effects/GrOvalEffect.cpp',
@@ -328,6 +333,8 @@
       '<(skia_src_path)/gpu/gl/GrGLGpu.h',
       '<(skia_src_path)/gpu/gl/GrGLGpuProgramCache.cpp',
       '<(skia_src_path)/gpu/gl/GrGLExtensions.cpp',
+      '<(skia_src_path)/gpu/gl/GrGLInstancedRendering.cpp',
+      '<(skia_src_path)/gpu/gl/GrGLInstancedRendering.h',
       '<(skia_src_path)/gpu/gl/GrGLInterface.cpp',
       '<(skia_src_path)/gpu/gl/GrGLIRect.h',
       '<(skia_src_path)/gpu/gl/GrGLPath.cpp',