Remove the pools from the ResourceProvider.

cc/scoped_resource.cc

Index: cc/scoped_resource.cc
diff --git a/cc/scoped_resource.cc b/cc/scoped_resource.cc
index 5295b55614ac7d7a705dc833683a86e9b7aafe33..c5894aaac2fff829c071b0b85606ae8107425c2f 100644
--- a/cc/scoped_resource.cc
+++ b/cc/scoped_resource.cc
@@ -15,13 +15,13 @@ ScopedResource::~ScopedResource() {
   Free();
 }
 
-bool ScopedResource::Allocate(int pool, const gfx::Size& size, GLenum format,
+bool ScopedResource::Allocate(const gfx::Size& size, GLenum format,
                               ResourceProvider::TextureUsageHint hint) {
   DCHECK(!id());
   DCHECK(!size.IsEmpty());
 
   set_dimensions(size, format);
-  set_id(resource_provider_->createResource(pool, size, format, hint));
+  set_id(resource_provider_->createResource(size, format, hint));
 
 #ifndef NDEBUG
   allocate_thread_id_ = base::PlatformThread::CurrentId();