Revert 74292 - Splits ChromeURLDataManager into 2 chunks:...

chrome/browser/dom_ui/new_tab_ui.cc

Index: chrome/browser/dom_ui/new_tab_ui.cc
===================================================================
--- chrome/browser/dom_ui/new_tab_ui.cc	(revision 74293)
+++ chrome/browser/dom_ui/new_tab_ui.cc	(working copy)
@@ -332,7 +332,12 @@
   InitializeCSSCaches();
   NewTabHTMLSource* html_source =
       new NewTabHTMLSource(GetProfile()->GetOriginalProfile());
-  contents->profile()->GetChromeURLDataManager()->AddDataSource(html_source);
+  BrowserThread::PostTask(
+      BrowserThread::IO, FROM_HERE,
+      NewRunnableMethod(
+          ChromeURLDataManager::GetInstance(),
+          &ChromeURLDataManager::AddDataSource,
+          make_scoped_refptr(html_source)));
 
   // Listen for theme installation.
   registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED,
@@ -417,9 +422,13 @@
 }
 
 void NewTabUI::InitializeCSSCaches() {
-  Profile* profile = GetProfile();
-  WebUIThemeSource* theme = new WebUIThemeSource(profile);
-  profile->GetChromeURLDataManager()->AddDataSource(theme);
+  WebUIThemeSource* theme = new WebUIThemeSource(GetProfile());
+  BrowserThread::PostTask(
+      BrowserThread::IO, FROM_HERE,
+      NewRunnableMethod(
+          ChromeURLDataManager::GetInstance(),
+          &ChromeURLDataManager::AddDataSource,
+          make_scoped_refptr(theme)));
 }
 
 // static