Move IPC fuzzer switches and helpers from chrome/common to content/common.

content/common/external_ipc_dumper.h

Index: content/common/external_ipc_dumper.h
diff --git a/chrome/common/external_ipc_dumper.h b/content/common/external_ipc_dumper.h
similarity index 62%
rename from chrome/common/external_ipc_dumper.h
rename to content/common/external_ipc_dumper.h
index fd6f6a2ee353571e1ecf557bfaef796b3f914f2a..809761d482071b9f1b6e87088aa0581fdaf4df59 100644
--- a/chrome/common/external_ipc_dumper.h
+++ b/content/common/external_ipc_dumper.h
@@ -2,12 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_COMMON_EXTERNAL_IPC_DUMPER_H_
-#define CHROME_COMMON_EXTERNAL_IPC_DUMPER_H_
+#ifndef CONTENT_COMMON_EXTERNAL_IPC_DUMPER_H_
+#define CONTENT_COMMON_EXTERNAL_IPC_DUMPER_H_
 
 #include "ipc/ipc_channel_proxy.h"
 
+namespace content {
+
 IPC::ChannelProxy::OutgoingMessageFilter* LoadExternalIPCDumper(
     const base::FilePath& dump_directory);
 
-#endif  // CHROME_COMMON_EXTERNAL_IPC_DUMPER_H_
+}  // namespace content
+
+#endif  // CONTENT_COMMON_EXTERNAL_IPC_DUMPER_H_