[Extensions] Convert some ChromeSyncExtensionFunctions

chrome/browser/extensions/api/omnibox/omnibox_api.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_
 
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 55 matching lines @@
 
   // The user has cleared the keyword, or closed the omnibox popup. This is
   // sent at most once in a give input session, after any OnInputChanged events.
   static void OnInputCancelled(
       Profile* profile, const std::string& extension_id);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionOmniboxEventRouter);
 };
 
-class OmniboxSendSuggestionsFunction : public ChromeSyncExtensionFunction {
+class OmniboxSendSuggestionsFunction : public UIThreadExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("omnibox.sendSuggestions", OMNIBOX_SENDSUGGESTIONS)
 
  protected:
   ~OmniboxSendSuggestionsFunction() override {}
 
   // ExtensionFunction:
-  bool RunSync() override;
+  ResponseAction Run() override;
 };
 
 class OmniboxAPI : public BrowserContextKeyedAPI,
                    public ExtensionRegistryObserver {
  public:
   explicit OmniboxAPI(content::BrowserContext* context);
   ~OmniboxAPI() override;
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<OmniboxAPI>* GetFactoryInstance();
@@ skipping 48 matching lines @@
   ExtensionIconManager omnibox_popup_icon_manager_;
 
   std::unique_ptr<TemplateURLService::Subscription> template_url_sub_;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxAPI);
 };
 
 template <>
 void BrowserContextKeyedAPIFactory<OmniboxAPI>::DeclareFactoryDependencies();
 
-class OmniboxSetDefaultSuggestionFunction : public ChromeSyncExtensionFunction {
+class OmniboxSetDefaultSuggestionFunction : public UIThreadExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("omnibox.setDefaultSuggestion",
                              OMNIBOX_SETDEFAULTSUGGESTION)
 
  protected:
   ~OmniboxSetDefaultSuggestionFunction() override {}
 
   // ExtensionFunction:
-  bool RunSync() override;
+  ResponseAction Run() override;
 };
 
 // If the extension has set a custom default suggestion via
 // omnibox.setDefaultSuggestion, apply that to |match|. Otherwise, do nothing.
 void ApplyDefaultSuggestionForExtensionKeyword(
     Profile* profile,
     const TemplateURL* keyword,
     const base::string16& remaining_input,
     AutocompleteMatch* match);
 
 // This function converts style information populated by the JSON schema
 // // compiler into an ACMatchClassifications object.
 ACMatchClassifications StyleTypesToACMatchClassifications(
     const api::omnibox::SuggestResult &suggestion);
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_