Implement OnMemoryStateChange for Various CC Classes

cc/resources/resource_pool.h

Index: cc/resources/resource_pool.h
diff --git a/cc/resources/resource_pool.h b/cc/resources/resource_pool.h
index 378ce0168ddbb72c38323df81cd6795d07426ba1..a1bd9d696cb14933dcdd1d63d5d3e4aef5117dd1 100644
--- a/cc/resources/resource_pool.h
+++ b/cc/resources/resource_pool.h
@@ -85,6 +85,9 @@ class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider,
   bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args,
                     base::trace_event::ProcessMemoryDump* pmd) override;
 
+  // Overriden from base::MemoryCoordinatorClient.
+  void OnMemoryStateChange(base::MemoryState state) override;
+
   size_t GetTotalMemoryUsageForTesting() const {
     return total_memory_usage_bytes_;
   }
@@ -158,9 +161,6 @@ class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider,
   bool HasEvictableResources() const;
   base::TimeTicks GetUsageTimeForLRUResource() const;
 
-  // Overriden from base::MemoryCoordinatorClient.
-  void OnMemoryStateChange(base::MemoryState state) override;
-
   ResourceProvider* resource_provider_;
   bool use_gpu_memory_buffers_;
   gfx::BufferUsage usage_;