Changed ChromeURLDataManager to a ProfileKeyedService and made a Factory for it.

chrome/browser/extensions/extension_service.cc

Index: chrome/browser/extensions/extension_service.cc
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index 75e540556d6827de1f069b14b15b76849cad7663..ff857454dcdb7260e5bc9b5a5a2470c90fa9fe27 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -82,7 +82,7 @@
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/global_error_service.h"
 #include "chrome/browser/ui/global_error_service_factory.h"
-#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
+#include "chrome/browser/ui/webui/chrome_url_data_manager_factory.h"
 #include "chrome/browser/ui/webui/favicon_source.h"
 #include "chrome/browser/ui/webui/ntp/thumbnail_source.h"
 #include "chrome/common/child_process_logging.h"
@@ -1065,12 +1065,14 @@ void ExtensionService::NotifyExtensionLoaded(const Extension* extension) {
   if (extension->HasHostPermission(GURL(chrome::kChromeUIFaviconURL))) {
     FaviconSource* favicon_source = new FaviconSource(profile_,
                                                       FaviconSource::FAVICON);
-    profile_->GetChromeURLDataManager()->AddDataSource(favicon_source);
+    ChromeURLDataManagerFactory::GetForProfile(profile_)->
+        AddDataSource(favicon_source);
   }
   // Same for chrome://thumb/ resources.
   if (extension->HasHostPermission(GURL(chrome::kChromeUIThumbnailURL))) {
     ThumbnailSource* thumbnail_source = new ThumbnailSource(profile_);
-    profile_->GetChromeURLDataManager()->AddDataSource(thumbnail_source);
+    ChromeURLDataManagerFactory::GetForProfile(profile_)->
+        AddDataSource(thumbnail_source);
   }
 
   // TODO(mpcomplete): This ends up affecting all profiles. See crbug.com/80757.