Mac Overlays: Allow SolidColor and Tile quads to be candidates for overlays.

cc/resources/resource_provider.cc

 // Copyright 2012 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 "cc/resources/resource_provider.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/atomic_sequence_num.h"
@@ skipping 901 matching lines @@
 #if defined(OS_CHROMEOS)
     // TODO(reveman): GL_COMMANDS_ISSUED_CHROMIUM is used for synchronization
     // on ChromeOS to avoid some performance issues. This only works with
     // shared memory backed buffers. crbug.com/436314
     DCHECK_EQ(gpu_memory_buffer_->GetHandle().type, gfx::SHARED_MEMORY_BUFFER);
 #endif
 
     resource_->image_id = gl->CreateImageCHROMIUM(
         gpu_memory_buffer_->AsClientBuffer(), size_.width(), size_.height(),
         GLInternalFormat(resource_->format));
+    resource_->is_overlay_candidate = true;
   }
 
   std::swap(resource_->gpu_memory_buffer, gpu_memory_buffer_);
   resource_->allocated = true;
   resource_->dirty_image = true;
 
   // GpuMemoryBuffer provides direct access to the memory used by the GPU.
   // Read lock fences are required to ensure that we're not trying to map a
   // buffer that is currently in-use by the GPU.
   resource_->read_lock_fences_enabled = true;
@@ skipping 737 matching lines @@
       const int kImportance = 2;
       pmd->CreateSharedGlobalAllocatorDump(guid);
       pmd->AddOwnershipEdge(dump->guid(), guid, kImportance);
     }
   }
 
   return true;
 }
 
 }  // namespace cc