JSONWriter cleanup: integrate pretty print into write options.

chrome/browser/ui/webui/about_ui.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/ui/webui/about_ui.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 865 matching lines @@
         }
         break;
       default:
         NOTREACHED();
     }
   }
 
   std::string data;
   if (query == "json" || query == kStringsJsPath) {
     base::JSONWriter::WriteWithOptions(
-          &root, true, base::JSONWriter::OPTIONS_DO_NOT_ESCAPE, &data);
+          &root,
+          base::JSONWriter::OPTIONS_DO_NOT_ESCAPE |
+              base::JSONWriter::OPTIONS_PRETTY_PRINT,
+          &data);
     if (query == kStringsJsPath)
       data = "var templateData = " + data + ";";
   } else if (query == "raw") {
     // Dump the raw counters which have changed in text format.
     data = "<pre>";
     data.append(StringPrintf("Counter changes in the last %ldms\n",
         static_cast<long int>(time_since_last_sample.InMilliseconds())));
     for (size_t i = 0; i < counters->GetSize(); ++i) {
       Value* entry = NULL;
       bool rv = counters->Get(i, &entry);
@@ skipping 505 matching lines @@
 }
 
 AboutUI::AboutUI(content::WebUI* web_ui, const std::string& name)
     : WebUIController(web_ui) {
   Profile* profile = Profile::FromWebUI(web_ui);
   ChromeURLDataManager::DataSource* source =
       new AboutUIHTMLSource(name, profile);
   if (source)
     profile->GetChromeURLDataManager()->AddDataSource(source);
 }