Standardize usage of virtual/override/final specifiers.

content/public/test/render_view_test.h

Index: content/public/test/render_view_test.h
diff --git a/content/public/test/render_view_test.h b/content/public/test/render_view_test.h
index 65bd63b3024967162df6bc6539f89687fcd92ad0..e4a8b5b48a74a22585c70ce8ce241406168d9896 100644
--- a/content/public/test/render_view_test.h
+++ b/content/public/test/render_view_test.h
@@ -52,7 +52,7 @@ class RenderViewTest : public testing::Test {
   };
 
   RenderViewTest();
-  virtual ~RenderViewTest();
+  ~RenderViewTest() override;
 
  protected:
   // Spins the message loop to process all messages that are currently pending.
@@ -132,9 +132,9 @@ class RenderViewTest : public testing::Test {
   virtual ContentRendererClient* CreateContentRendererClient();
 
   // testing::Test
-  virtual void SetUp() override;
+  void SetUp() override;
 
-  virtual void TearDown() override;
+  void TearDown() override;
 
   base::MessageLoop msg_loop_;
   scoped_ptr<MockRenderProcess> mock_process_;