services/ui: Rename a few gpu-related classes.

services/ui/gpu/mus_gpu_memory_buffer_manager.h

Index: services/ui/gpu/mus_gpu_memory_buffer_manager.h
diff --git a/services/ui/gpu/mus_gpu_memory_buffer_manager.h b/services/ui/gpu/mus_gpu_memory_buffer_manager.h
index 4cf7728c9e0e816d46db01d1c85cea517efc3fce..1394ddf5abbc84a7c9b51b323c3e529eddcea17c 100644
--- a/services/ui/gpu/mus_gpu_memory_buffer_manager.h
+++ b/services/ui/gpu/mus_gpu_memory_buffer_manager.h
@@ -13,13 +13,13 @@
 
 namespace ui {
 
-class GpuServiceMus;
+class GpuServiceInternal;
 
 // This GpuMemoryBufferManager is for establishing a GpuChannelHost used by
 // mus locally.
 class MusGpuMemoryBufferManager : public gpu::GpuMemoryBufferManager {
  public:
-  MusGpuMemoryBufferManager(GpuServiceMus* gpu_service, int client_id);
+  MusGpuMemoryBufferManager(GpuServiceInternal* gpu_service, int client_id);
   ~MusGpuMemoryBufferManager() override;
 
   static MusGpuMemoryBufferManager* current();
@@ -47,7 +47,7 @@ class MusGpuMemoryBufferManager : public gpu::GpuMemoryBufferManager {
                               bool is_native,
                               const gpu::SyncToken& sync_token);
 
-  GpuServiceMus* gpu_service_;
+  GpuServiceInternal* gpu_service_;
   const int client_id_;
   base::WeakPtrFactory<MusGpuMemoryBufferManager> weak_factory_;
 };