mojom: Remove braces from module statements and make them come first.

mojo/services/public/interfaces/gpu/command_buffer.mojom

Index: mojo/services/public/interfaces/gpu/command_buffer.mojom
diff --git a/mojo/services/public/interfaces/gpu/command_buffer.mojom b/mojo/services/public/interfaces/gpu/command_buffer.mojom
index 302dcf4c4ef0f01e6bb417eae8c80ffa3e55a7ff..b8b9a3d9a10d839fea5997c66f3efc3c0e8b875b 100644
--- a/mojo/services/public/interfaces/gpu/command_buffer.mojom
+++ b/mojo/services/public/interfaces/gpu/command_buffer.mojom
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-module mojo {
+module mojo;
 
 struct CommandBufferState {
   int32 num_entries;
@@ -38,5 +38,3 @@ interface CommandBufferClient {
   DidDestroy();
   LostContext(int32 lost_reason);  // TODO(piman): enum
 };
-
-}