WebGL: GL_RGB emulation for IOSurface backed textures. [For reference only]

gpu/command_buffer/service/stream_texture_manager_in_process_android.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 "gpu/command_buffer/service/stream_texture_manager_in_process_android.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 27 matching lines @@
                        const gfx::Point& offset,
                        const gfx::Rect& rect) override;
   bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                             int z_order,
                             gfx::OverlayTransform transform,
                             const gfx::Rect& bounds_rect,
                             const gfx::RectF& crop_rect) override;
   void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                     uint64_t process_tracing_id,
                     const std::string& dump_name) override;
+  bool EmulatingRGB() const override;
 
  private:
   ~GLImageImpl() override;
 
   uint32_t texture_id_;
   gles2::TextureManager* texture_manager_;
   scoped_refptr<gfx::SurfaceTexture> surface_texture_;
   base::Closure release_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(GLImageImpl);
@@ skipping 75 matching lines @@
   NOTREACHED();
   return false;
 }
 
 void GLImageImpl::OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                                uint64_t process_tracing_id,
                                const std::string& dump_name) {
   // TODO(ericrk): Implement GLImage OnMemoryDump. crbug.com/514914
 }
 
+bool GLImageImpl::EmulatingRGB() const {
+  return false;
+}
+
 }  // anonymous namespace
 
 StreamTextureManagerInProcess::StreamTextureManagerInProcess()
     : next_id_(1), weak_factory_(this) {}
 
 StreamTextureManagerInProcess::~StreamTextureManagerInProcess() {
   if (!textures_.empty()) {
     LOG(WARNING) << "Undestroyed surface textures while tearing down "
                     "StreamTextureManager.";
   }
@@ skipping 52 matching lines @@
 StreamTextureManagerInProcess::GetSurfaceTexture(uint32_t stream_id) {
   base::AutoLock lock(map_lock_);
   TextureMap::const_iterator it = textures_.find(stream_id);
   if (it != textures_.end())
     return it->second;
 
   return NULL;
 }
 
 }  // namespace gpu