Allow task pools to reason about transparency.

cc/test/fake_resource_provider.h

 // Copyright 2015 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.
 
 #ifndef CC_TEST_FAKE_RESOURCE_PROVIDER_H_
 #define CC_TEST_FAKE_RESOURCE_PROVIDER_H_
 
 #include "cc/resources/resource_provider.h"
 #include "ui/gfx/buffer_types.h"
 
 namespace cc {
 
 class FakeResourceProvider : public ResourceProvider {
  public:
   static scoped_ptr<FakeResourceProvider> Create(
       OutputSurface* output_surface,
       SharedBitmapManager* shared_bitmap_manager) {
     scoped_ptr<FakeResourceProvider> provider(new FakeResourceProvider(
-        output_surface, shared_bitmap_manager, nullptr, nullptr, 0, false, 1,
+        output_surface, shared_bitmap_manager, nullptr, nullptr, 0, 1,
         std::vector<unsigned>(static_cast<size_t>(gfx::BufferFormat::LAST) + 1,
                               GL_TEXTURE_2D)));
     provider->Initialize();
     return provider;
   }
 
   static scoped_ptr<FakeResourceProvider> Create(
       OutputSurface* output_surface,
       SharedBitmapManager* shared_bitmap_manager,
       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager) {
     scoped_ptr<FakeResourceProvider> provider(new FakeResourceProvider(
         output_surface, shared_bitmap_manager, gpu_memory_buffer_manager,
-        nullptr, 0, false, 1,
+        nullptr, 0, 1,
         std::vector<unsigned>(static_cast<size_t>(gfx::BufferFormat::LAST) + 1,
                               GL_TEXTURE_2D)));
     provider->Initialize();
     return provider;
   }
 
  private:
   FakeResourceProvider(OutputSurface* output_surface,
                        SharedBitmapManager* shared_bitmap_manager,
                        gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
                        BlockingTaskRunner* blocking_main_thread_task_runner,
                        int highp_threshold_min,
-                       bool use_rgba_4444_texture_format,
                        size_t id_allocation_chunk_size,
                        const std::vector<unsigned>& use_image_texture_targets)
       : ResourceProvider(output_surface,
                          shared_bitmap_manager,
                          gpu_memory_buffer_manager,
                          blocking_main_thread_task_runner,
                          highp_threshold_min,
-                         use_rgba_4444_texture_format,
                          id_allocation_chunk_size,
                          use_image_texture_targets) {}
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_FAKE_RESOURCE_PROVIDER_H_