Revert of Move gpu memory calculations to Compositor.

cc/test/test_context_provider.h

Index: cc/test/test_context_provider.h
diff --git a/cc/test/test_context_provider.h b/cc/test/test_context_provider.h
index 1b7a915c42bb8788b2a803e0872926ec0730a480..c9f8d6b66931c3cf4c6073fe5603b0b3506d9d40 100644
--- a/cc/test/test_context_provider.h
+++ b/cc/test/test_context_provider.h
@@ -42,6 +42,8 @@ class TestContextProvider : public ContextProvider {
   base::Lock* GetLock() override;
   void DeleteCachedResources() override;
   void SetLostContextCallback(const LostContextCallback& cb) override;
+  void SetMemoryPolicyChangedCallback(
+      const MemoryPolicyChangedCallback& cb) override;
 
   TestWebGraphicsContext3D* TestContext3d();
 
@@ -53,6 +55,8 @@ class TestContextProvider : public ContextProvider {
 
   TestContextSupport* support() { return &support_; }
 
+  void SetMemoryAllocation(const ManagedMemoryPolicy& policy);
+
   void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
 
  protected:
@@ -74,6 +78,7 @@ class TestContextProvider : public ContextProvider {
   base::Lock context_lock_;
 
   LostContextCallback lost_context_callback_;
+  MemoryPolicyChangedCallback memory_policy_changed_callback_;
   skia::RefPtr<class GrContext> gr_context_;
 
   base::WeakPtrFactory<TestContextProvider> weak_ptr_factory_;