JSONWriter cleanup: integrate pretty print into write options.

chrome/browser/extensions/extension_preference_api.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 "chrome/browser/extensions/extension_preference_api.h"
 
 #include <map>
 
 #include "base/json/json_writer.h"
 #include "base/memory/singleton.h"
@@ skipping 303 matching lines @@
     std::string extension_id = (*it)->id();
     // TODO(bauerb): Only iterate over registered event listeners.
     if (router->ExtensionHasEventListener(extension_id, event_name) &&
         (*it)->HasAPIPermission(permission) &&
         (!incognito || extension_service->CanCrossIncognito(*it))) {
       std::string level_of_control =
           GetLevelOfControl(profile_, extension_id, browser_pref, incognito);
       dict->SetString(keys::kLevelOfControl, level_of_control);
 
       std::string json_args;
-      base::JSONWriter::Write(&args, false, &json_args);
+      base::JSONWriter::Write(&args, &json_args);
 
       DispatchEvent(extension_id, event_name, json_args);
     }
   }
 }
 
 void ExtensionPreferenceEventRouter::DispatchEvent(
     const std::string& extension_id,
     const std::string& event_name,
     const std::string& json_args) {
@@ skipping 178 matching lines @@
   }
 
   std::string browser_pref;
   if (!ValidateBrowserPref(pref_key, &browser_pref))
     return false;
 
   ExtensionPrefs* prefs = profile_->GetExtensionService()->extension_prefs();
   prefs->RemoveExtensionControlledPref(extension_id(), browser_pref, scope);
   return true;
 }