Move a bunch of code in content\common (as well as a few left in renderer) to the content namespace.

content/common/fileapi/webfilesystem_callback_dispatcher.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/common/fileapi/webfilesystem_callback_dispatcher.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_util_proxy.h"
 #include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFileInfo.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebFileSystem.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFileSystemCallbacks.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "webkit/fileapi/file_system_util.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebFileInfo;
 using WebKit::WebFileSystemCallbacks;
 using WebKit::WebFileSystemEntry;
 using WebKit::WebString;
 using WebKit::WebVector;
 
+namespace content {
+
 WebFileSystemCallbackDispatcher::WebFileSystemCallbackDispatcher(
     WebFileSystemCallbacks* callbacks)
     : callbacks_(callbacks) {
   DCHECK(callbacks_);
 }
 
 void WebFileSystemCallbackDispatcher::DidSucceed() {
   callbacks_->didSucceed();
 }
 
@@ skipping 23 matching lines @@
 
 void WebFileSystemCallbackDispatcher::DidFail(
     base::PlatformFileError error_code) {
     callbacks_->didFail(
         fileapi::PlatformFileErrorToWebFileError(error_code));
 }
 
 void WebFileSystemCallbackDispatcher::DidWrite(int64 bytes, bool complete) {
   NOTREACHED();
 }
+
+}  // namespace content