Plumb allow_overlay flag to parent compositor.

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/containers/hash_tables.h"
@@ skipping 1415 matching lines @@
                           TextureUsageAny,
                           it->format);
       resource.mailbox = TextureMailbox(it->mailbox_holder.mailbox,
                                         it->mailbox_holder.texture_target,
                                         it->mailbox_holder.sync_point);
     }
     resource.child_id = child;
     // Don't allocate a texture for a child.
     resource.allocated = true;
     resource.imported_count = 1;
+    resource.allow_overlay = it->allow_overlay;
     child_info.parent_to_child_map[local_id] = it->id;
     child_info.child_to_parent_map[it->id] = local_id;
   }
 }
 
 void ResourceProvider::DeclareUsedResourcesFromChild(
     int child,
     const ResourceIdArray& resources_from_child) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
@@ skipping 140 matching lines @@
   DCHECK(!source->locked_for_write);
   DCHECK(!source->lock_for_read_count);
   DCHECK(source->origin != Resource::External || source->mailbox.IsValid());
   DCHECK(source->allocated);
   resource->id = id;
   resource->format = source->format;
   resource->mailbox_holder.texture_target = source->target;
   resource->filter = source->filter;
   resource->size = source->size;
   resource->is_repeated = (source->wrap_mode == GL_REPEAT);
+  resource->allow_overlay = source->allow_overlay;
 
   if (source->type == Bitmap) {
     resource->mailbox_holder.mailbox = source->shared_bitmap_id;
     resource->is_software = true;
   } else if (!source->mailbox.IsValid()) {
     LazyCreate(source);
     DCHECK(source->gl_id);
     DCHECK(source->origin == Resource::Internal);
     GLC(gl,
         gl->BindTexture(resource->mailbox_holder.texture_target,
@@ skipping 644 matching lines @@
   ContextProvider* context_provider = output_surface_->context_provider();
   return context_provider ? context_provider->ContextGL() : NULL;
 }
 
 class GrContext* ResourceProvider::GrContext() const {
   ContextProvider* context_provider = output_surface_->context_provider();
   return context_provider ? context_provider->GrContext() : NULL;
 }
 
 }  // namespace cc