Use mus::MojoGpuMemoryBufferManager in mus::GpuService.

components/mus/common/gpu_memory_buffer_impl.h

Index: components/mus/common/gpu_memory_buffer_impl.h
diff --git a/components/mus/gles2/gpu_memory_buffer_impl.h b/components/mus/common/gpu_memory_buffer_impl.h
similarity index 83%
rename from components/mus/gles2/gpu_memory_buffer_impl.h
rename to components/mus/common/gpu_memory_buffer_impl.h
index 2ad8e99ecd1c1e31c338606c8266a611e2e06b21..84f1f9d90ad4a73544ab8daec5e4ce99783e1a2e 100644
--- a/components/mus/gles2/gpu_memory_buffer_impl.h
+++ b/components/mus/common/gpu_memory_buffer_impl.h
@@ -2,13 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_MUS_GLES2_GPU_MEMORY_BUFFER_IMPL_H_
-#define COMPONENTS_MUS_GLES2_GPU_MEMORY_BUFFER_IMPL_H_
+#ifndef COMPONENTS_MUS_COMMON_GPU_MEMORY_BUFFER_IMPL_H_
+#define COMPONENTS_MUS_COMMON_GPU_MEMORY_BUFFER_IMPL_H_
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/macros.h"
+#include "components/mus/common/mus_common_export.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/gpu_memory_buffer.h"
@@ -20,7 +21,7 @@
 namespace mus {
 
 // Provides common implementation of a GPU memory buffer.
-class GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
+class MUS_COMMON_EXPORT GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
  public:
   ~GpuMemoryBufferImpl() override;
 
@@ -57,4 +58,4 @@ class GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
 
 }  // namespace mus
 
-#endif  // COMPONENTS_MUS_GLES2_GPU_MEMORY_BUFFER_IMPL_H_
+#endif  // COMPONENTS_MUS_COMMON_GPU_MEMORY_BUFFER_IMPL_H_