Define DevTools content API

content/public/browser/devtools/devtools_client_host.h

Index: content/public/browser/devtools/devtools_client_host.h
diff --git a/content/browser/debugger/devtools_client_host.h b/content/public/browser/devtools/devtools_client_host.h
similarity index 89%
rename from content/browser/debugger/devtools_client_host.h
rename to content/public/browser/devtools/devtools_client_host.h
index 16e4d89113ba314fd38483b7b08f1a9cd607fad7..1ae26e46dab8201066f62c7802a6248e8b50a01d 100644
--- a/content/browser/debugger/devtools_client_host.h
+++ b/content/public/browser/devtools/devtools_client_host.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_BROWSER_DEBUGGER_DEVTOOLS_CLIENT_HOST_H_
-#define CONTENT_BROWSER_DEBUGGER_DEVTOOLS_CLIENT_HOST_H_
+#ifndef CONTENT_PUBLIC_BROWSER_DEVTOOLS_DEVTOOLS_CLIENT_HOST_H_
+#define CONTENT_PUBLIC_BROWSER_DEVTOOLS_DEVTOOLS_CLIENT_HOST_H_
 #pragma once
 
 #include <string>
@@ -19,6 +19,8 @@ class Message;
 class RenderViewHost;
 class TabContents;
 
+namespace content {
+
 // Describes interface for managing devtools clients from browser process. There
 // are currently two types of clients: devtools windows and TCP socket
 // debuggers.
@@ -74,4 +76,6 @@ class CONTENT_EXPORT DevToolsClientHost {
   DISALLOW_COPY_AND_ASSIGN(DevToolsClientHost);
 };
 
-#endif  // CONTENT_BROWSER_DEBUGGER_DEVTOOLS_CLIENT_HOST_H_
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_BROWSER_DEVTOOLS_DEVTOOLS_CLIENT_HOST_H_