Standardize usage of virtual/override/final in content/renderer/

content/renderer/pepper/ppb_audio_impl.h

Index: content/renderer/pepper/ppb_audio_impl.h
diff --git a/content/renderer/pepper/ppb_audio_impl.h b/content/renderer/pepper/ppb_audio_impl.h
index 2712e23ee24829a0eab696cd4d1150fcc40c9f31..3348527028e7e327418c3bf2ed306adb3bd4cf3d 100644
--- a/content/renderer/pepper/ppb_audio_impl.h
+++ b/content/renderer/pepper/ppb_audio_impl.h
@@ -33,25 +33,24 @@ class PPB_Audio_Impl : public ppapi::Resource,
   explicit PPB_Audio_Impl(PP_Instance instance);
 
   // Resource overrides.
-  virtual ppapi::thunk::PPB_Audio_API* AsPPB_Audio_API() override;
+  ppapi::thunk::PPB_Audio_API* AsPPB_Audio_API() override;
 
   // PPB_Audio_API implementation.
-  virtual PP_Resource GetCurrentConfig() override;
-  virtual PP_Bool StartPlayback() override;
-  virtual PP_Bool StopPlayback() override;
-  virtual int32_t Open(PP_Resource config_id,
-                       scoped_refptr<ppapi::TrackedCallback> create_callback)
-      override;
-  virtual int32_t GetSyncSocket(int* sync_socket) override;
-  virtual int32_t GetSharedMemory(int* shm_handle, uint32_t* shm_size) override;
+  PP_Resource GetCurrentConfig() override;
+  PP_Bool StartPlayback() override;
+  PP_Bool StopPlayback() override;
+  int32_t Open(PP_Resource config_id,
+               scoped_refptr<ppapi::TrackedCallback> create_callback) override;
+  int32_t GetSyncSocket(int* sync_socket) override;
+  int32_t GetSharedMemory(int* shm_handle, uint32_t* shm_size) override;
 
  private:
-  virtual ~PPB_Audio_Impl();
+  ~PPB_Audio_Impl() override;
 
   // AudioHelper implementation.
-  virtual void OnSetStreamInfo(base::SharedMemoryHandle shared_memory_handle,
-                               size_t shared_memory_size_,
-                               base::SyncSocket::Handle socket) override;
+  void OnSetStreamInfo(base::SharedMemoryHandle shared_memory_handle,
+                       size_t shared_memory_size_,
+                       base::SyncSocket::Handle socket) override;
 
   // AudioConfig used for creating this Audio object. We own a ref.
   ppapi::ScopedPPResource config_;