Move extensions manifest IconsHandler to //extensions

chrome/common/extensions/api/extension_action/page_action_handler.cc

 // Copyright (c) 2013 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 "chrome/common/extensions/api/extension_action/page_action_handler.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/extensions/extension_constants.h"
-#include "chrome/common/extensions/extension_file_util.h"
 #include "extensions/common/extension.h"
+#include "extensions/common/file_util.h"
 #include "extensions/common/manifest_constants.h"
 #include "grit/generated_resources.h"
 
 namespace extensions {
 
 namespace keys = manifest_keys;
 namespace errors = manifest_errors;
 
 PageActionHandler::PageActionHandler() {
 }
@@ skipping 50 matching lines @@
 
   return true;
 }
 
 bool PageActionHandler::Validate(const Extension* extension,
                                  std::string* error,
                                  std::vector<InstallWarning>* warnings) const {
   const extensions::ActionInfo* action =
       extensions::ActionInfo::GetPageActionInfo(extension);
   if (action && !action->default_icon.empty() &&
-      !extension_file_util::ValidateExtensionIconSet(
+      !file_util::ValidateExtensionIconSet(
           action->default_icon,
           extension,
           IDS_EXTENSION_LOAD_ICON_FOR_PAGE_ACTION_FAILED,
           error)) {
     return false;
   }
   return true;
 }
 
 const std::vector<std::string> PageActionHandler::Keys() const {
   std::vector<std::string> keys;
   keys.push_back(keys::kPageAction);
   keys.push_back(keys::kPageActions);
   return keys;
 }
 
 }  // namespace extensions