Mandoline UI Process: Update namespaces and file names

components/mus/gles2/command_buffer_driver.h

Index: components/mus/gles2/command_buffer_driver.h
diff --git a/components/mus/gles2/command_buffer_driver.h b/components/mus/gles2/command_buffer_driver.h
index 09c4c708874a26702331069fbf0a1503fcae1e05..4a19d11f5c0c1d78c852c4d41f65ce60b2759a94 100644
--- a/components/mus/gles2/command_buffer_driver.h
+++ b/components/mus/gles2/command_buffer_driver.h
@@ -28,7 +28,7 @@ class GLContext;
 class GLSurface;
 }
 
-namespace gles2 {
+namespace mus {
 
 class GpuState;
 
@@ -94,6 +94,6 @@ class CommandBufferDriver {
   DISALLOW_COPY_AND_ASSIGN(CommandBufferDriver);
 };
 
-}  // namespace gles2
+}  // namespace mus
 
 #endif  // COMPONENTS_GLES2_COMMAND_BUFFER_DRIVER_H_