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

content/common/child_process_messages.h

Index: content/common/child_process_messages.h
diff --git a/content/common/child_process_messages.h b/content/common/child_process_messages.h
index 90227084c30130ed7ce69164c6b66c2afbdc3133..3505e26b3eeb5b533e25daf94c8bc32039c2cb52 100644
--- a/content/common/child_process_messages.h
+++ b/content/common/child_process_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_CHILD_PROCESS_MESSAGES_H_
+#define CONTENT_COMMON_CHILD_PROCESS_MESSAGES_H_
+
 // Common IPC messages used for child processes.
 // Multiply-included message file, hence no include guard.
 
@@ -178,3 +181,5 @@ IPC_MESSAGE_CONTROL2(ChildProcessHostMsg_SetThreadPriority,
                      base::PlatformThreadId,
                      base::ThreadPriority)
 #endif
+
+#endif  // CONTENT_COMMON_CHILD_PROCESS_MESSAGES_H_