Move a bunch of code in content\renderer to the content namespace.

content/renderer/devtools_client.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/devtools_client.h"
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "content/common/devtools_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDevToolsFrontend.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebFloatPoint.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "ui/base/ui_base_switches.h"
 
 using WebKit::WebDevToolsFrontend;
 using WebKit::WebString;
 
+namespace content {
+
 DevToolsClient::DevToolsClient(RenderViewImpl* render_view)
-    : content::RenderViewObserver(render_view) {
+    : RenderViewObserver(render_view) {
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
   web_tools_frontend_.reset(
       WebDevToolsFrontend::create(
           render_view->webview(),
           this,
           ASCIIToUTF16(command_line.GetSwitchValueASCII(switches::kLang))));
 }
 
 DevToolsClient::~DevToolsClient() {
 }
@@ skipping 63 matching lines @@
                             const WebKit::WebString& content) {
   Send(new DevToolsHostMsg_Append(routing_id(),
                                   url.utf8(),
                                   content.utf8()));
 }
 
 void DevToolsClient::OnDispatchOnInspectorFrontend(const std::string& message) {
   web_tools_frontend_->dispatchOnInspectorFrontend(
       WebString::fromUTF8(message));
 }
+
+}  // namespace content