Move memory histograms generation to MetricsMemoryDetails.

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 <utility>
 #include <vector>
@@ skipping 627 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(AboutDnsHandler);
 };
 
 void FinishMemoryDataRequest(
     const std::string& path,
     const content::URLDataSource::GotDataCallback& callback) {
   if (path == kStringsJsPath) {
     // The AboutMemoryHandler cleans itself up, but |StartFetch()| will want
     // the refcount to be greater than 0.
     scoped_refptr<AboutMemoryHandler> handler(new AboutMemoryHandler(callback));
-    // TODO(jamescook): Maybe this shouldn't update UMA?
-    handler->StartFetch(MemoryDetails::UPDATE_USER_METRICS);
+    handler->StartFetch();
   } else {
     int id = IDR_ABOUT_MEMORY_HTML;
     if (path == kMemoryJsPath) {
       id = IDR_ABOUT_MEMORY_JS;
     } else if (path == kMemoryCssPath) {
       id = IDR_ABOUT_MEMORY_CSS;
     }
 
     std::string result =
         ResourceBundle::GetSharedInstance().GetRawDataResource(id).as_string();
@@ skipping 506 matching lines @@
   Profile* profile = Profile::FromWebUI(web_ui);
 
 #if defined(ENABLE_THEMES)
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   content::URLDataSource::Add(profile, theme);
 #endif
 
   content::URLDataSource::Add(profile, new AboutUIHTMLSource(name, profile));
 }