Snapshot of all changes to get jumbo in blink and content.

content/common/fileapi/file_system_messages.h

Index: content/common/fileapi/file_system_messages.h
diff --git a/content/common/fileapi/file_system_messages.h b/content/common/fileapi/file_system_messages.h
index 99bfd2a22db83e2f33d58de8b41749938d0d12ba..63915e6a9e3ceb123ab46ea8668934842b899ae8 100644
--- a/content/common/fileapi/file_system_messages.h
+++ b/content/common/fileapi/file_system_messages.h
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#ifndef CONTENT_COMMON_FILEAPI_FILE_SYSTEM_MESSAGES_H_
+#define CONTENT_COMMON_FILEAPI_FILE_SYSTEM_MESSAGES_H_
+
 // IPC messages for the file system.
 // Multiply-included message file, hence no include guard.
 
@@ -169,3 +172,5 @@ IPC_MESSAGE_CONTROL1(FileSystemHostMsg_DidReceiveSnapshotFile,
 IPC_SYNC_MESSAGE_CONTROL1_1(FileSystemHostMsg_SyncGetPlatformPath,
                             GURL /* file path */,
                             base::FilePath /* platform_path */)
+
+#endif  // CONTENT_COMMON_FILEAPI_FILE_SYSTEM_MESSAGES_H_