Replace OVERRIDE and FINAL with override and final in content/common/[a-s]*

content/common/gpu/gpu_channel.h

Index: content/common/gpu/gpu_channel.h
diff --git a/content/common/gpu/gpu_channel.h b/content/common/gpu/gpu_channel.h
index 2a29044bb0f19016c815f271bc4eaded56797571..cfa71d1e2db83781b4b5a7a279f4a847ed59b60a 100644
--- a/content/common/gpu/gpu_channel.h
+++ b/content/common/gpu/gpu_channel.h
@@ -84,11 +84,11 @@ class GpuChannel : public IPC::Listener, public IPC::Sender {
   }
 
   // IPC::Listener implementation:
-  virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
-  virtual void OnChannelError() OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& msg) override;
+  virtual void OnChannelError() override;
 
   // IPC::Sender implementation:
-  virtual bool Send(IPC::Message* msg) OVERRIDE;
+  virtual bool Send(IPC::Message* msg) override;
 
   // Requeue the message that is currently being processed to the beginning of
   // the queue. Used when the processing of a message gets aborted because of