Change CHROMIUM_image declarations to support multi planar input.

gpu/command_buffer/service/image_factory.cc

Index: gpu/command_buffer/service/image_factory.cc
diff --git a/gpu/command_buffer/service/image_factory.cc b/gpu/command_buffer/service/image_factory.cc
index 1665c1eea85ce316866569cbfe3d6adf5bec27b1..6d02799a10a5ad290aef5a6d58a5246c6ceb9685 100644
--- a/gpu/command_buffer/service/image_factory.cc
+++ b/gpu/command_buffer/service/image_factory.cc
@@ -15,26 +15,50 @@ ImageFactory::~ImageFactory() {
 }
 
 // static
-gfx::GpuMemoryBuffer::Format ImageFactory::ImageFormatToGpuMemoryBufferFormat(
-    unsigned internalformat) {
+int ImageFactory::GpuMemoryBufferCountForImageFormat(unsigned internalformat) {
   switch (internalformat) {
     case GL_RGB:
-      return gfx::GpuMemoryBuffer::RGBX_8888;
     case GL_RGBA:
-      return gfx::GpuMemoryBuffer::RGBA_8888;
     case GL_ATC_RGB_AMD:
-      return gfx::GpuMemoryBuffer::ATC;
     case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD:
-      return gfx::GpuMemoryBuffer::ATCIA;
     case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
-      return gfx::GpuMemoryBuffer::DXT1;
     case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
-      return gfx::GpuMemoryBuffer::DXT5;
     case GL_ETC1_RGB8_OES:
-      return gfx::GpuMemoryBuffer::ETC1;
+      return 1;
     default:
       NOTREACHED();
-      return gfx::GpuMemoryBuffer::RGBA_8888;
+      return 0;
+  }
+}
+
+// static
+void ImageFactory::ImageFormatToGpuMemoryBufferFormats(
+    unsigned internalformat,
+    std::vector<gfx::GpuMemoryBuffer::Format>* formats) {
+  switch (internalformat) {
+    case GL_RGB:
+    case GL_RGBA:
+      formats->push_back(gfx::GpuMemoryBuffer::RGBA_8888);
+      return;
+    case GL_ATC_RGB_AMD:
+      formats->push_back(gfx::GpuMemoryBuffer::ATC);
+      return;
+    case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD:
+      formats->push_back(gfx::GpuMemoryBuffer::ATCIA);
+      return;
+    case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+      formats->push_back(gfx::GpuMemoryBuffer::DXT1);
+      return;
+    case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+      formats->push_back(gfx::GpuMemoryBuffer::DXT5);
+      return;
+    case GL_ETC1_RGB8_OES:
+      formats->push_back(gfx::GpuMemoryBuffer::ETC1);
+      return;
+    default:
+      NOTREACHED();
+      formats->push_back(gfx::GpuMemoryBuffer::RGBA_8888);
+      return;
   }
 }