gpu: Refactor GpuMemoryBuffer framework for multi-process support.

android_webview/browser/gpu_memory_buffer_factory_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "android_webview/browser/gpu_memory_buffer_factory_impl.h"
 
 #include "android_webview/public/browser/draw_gl.h"
 #include "base/logging.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 #include "ui/gfx/size.h"
@@ skipping 69 matching lines @@
 GpuMemoryBufferFactoryImpl::GpuMemoryBufferFactoryImpl() {
 }
 
 GpuMemoryBufferFactoryImpl::~GpuMemoryBufferFactoryImpl() {
 }
 
 gfx::GpuMemoryBuffer* GpuMemoryBufferFactoryImpl::CreateGpuMemoryBuffer(
     size_t width,
     size_t height,
     unsigned internalformat) {
-  // For Android WebView we assume the |internalformat| will always be
-  // GL_RGBA8_OES.
-  CHECK_EQ(static_cast<GLenum>(GL_RGBA8_OES), internalformat);
+  // For Android WebView we assume the |internalformat| will always be GL_RGBA.
+  CHECK_EQ(static_cast<GLenum>(GL_RGBA), internalformat);
   CHECK(g_gl_draw_functions);
   int buffer_id = g_gl_draw_functions->create_graphic_buffer(width, height);
   if (!buffer_id)
     return NULL;
 
   return new GpuMemoryBufferImpl(buffer_id, gfx::Size(width, height));
 }
 
 // static
 void GpuMemoryBufferFactoryImpl::SetAwDrawGLFunctionTable(
     AwDrawGLFunctionTable* table) {
   g_gl_draw_functions = table;
 }
 
 }  // namespace android_webview