Refactor BrowserViewRenderer-RenderThreadManager relationship.

android_webview/browser/test/rendering_test.h

Index: android_webview/browser/test/rendering_test.h
diff --git a/android_webview/browser/test/rendering_test.h b/android_webview/browser/test/rendering_test.h
index a186b1ddf78c8d85029ef742372d269ef1b4721e..67287c6726ad3efd070b3ec34b0d4544fe2a0b4c 100644
--- a/android_webview/browser/test/rendering_test.h
+++ b/android_webview/browser/test/rendering_test.h
@@ -51,7 +51,6 @@ class RenderingTest : public testing::Test,
                      const gfx::Vector2dF& overscroll_velocity) override {}
 
   // RenderThreadManagerClient overrides.
-  void OnParentDrawConstraintsUpdated() override;
   bool RequestInvokeGL(bool wait_for_completion) override;
   void DetachFunctorFromView() override;
 
@@ -66,6 +65,8 @@ class RenderingTest : public testing::Test,
                     AwDrawGLInfo* draw_info) override;
   void DidDrawOnRT(RenderThreadManager* functor) override {}
 
+  virtual void OnParentDrawConstraintsUpdated() {}
+
  protected:
 
   RenderingTest();