More YVU_420 buffers support.

components/exo/buffer.cc

 // 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.
 
 #include "components/exo/buffer.h"
 
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
 #include <stdint.h>
@@ skipping 167 matching lines @@
       image_id_(0),
       query_id_(0),
       texture_id_(0),
       wait_for_release_pending_(false),
       weak_ptr_factory_(this) {
   gpu::gles2::GLES2Interface* gles2 = context_provider_->ContextGL();
   gfx::Size size = gpu_memory_buffer->GetSize();
   image_id_ =
       gles2->CreateImageCHROMIUM(gpu_memory_buffer->AsClientBuffer(),
                                  size.width(), size.height(), internalformat_);
+  DLOG_IF(WARNING, !image_id_) << "Failed to create GLImage";
+
   gles2->GenQueriesEXT(1, &query_id_);
   texture_id_ = CreateGLTexture(gles2, texture_target_);
 }
 
 Buffer::Texture::~Texture() {
   gpu::gles2::GLES2Interface* gles2 = context_provider_->ContextGL();
   gles2->DeleteTextures(1, &texture_id_);
   if (query_id_)
     gles2->DeleteQueriesEXT(1, &query_id_);
   if (image_id_)
@@ skipping 297 matching lines @@
 }
 
 void Buffer::ReleaseContentsTexture(std::unique_ptr<Texture> texture) {
   TRACE_EVENT0("exo", "Buffer::ReleaseContentsTexture");
 
   contents_texture_ = std::move(texture);
   Release();
 }
 
 }  // namespace exo