[Thumbnails] Injecting TopSites into ThumbnailListSource.

chrome/browser/thumbnails/thumbnail_list_source.h

Index: chrome/browser/thumbnails/thumbnail_list_source.h
diff --git a/chrome/browser/thumbnails/thumbnail_list_source.h b/chrome/browser/thumbnails/thumbnail_list_source.h
index 9421cc60b3fc628b72cf075930bf11e2511dfd36..5fcce121cc88d7a0e2df0d3468eb5c873ab48fcd 100644
--- a/chrome/browser/thumbnails/thumbnail_list_source.h
+++ b/chrome/browser/thumbnails/thumbnail_list_source.h
@@ -17,11 +17,15 @@ class Profile;
 
 namespace base {
 class RefCountedMemory;
-}
+}  // namespace base

[Lei Zhang, 2015/03/19 22:22:07]

There's no need to comment when the namespace is this small.

[huangs, 2015/03/20 00:10:25]

Done.

+
+namespace history {
+class TopSites;
+}  // namespace history
 
 namespace thumbnails {
 class ThumbnailService;
-}
+}  // namespace thumbnails
 
 // ThumbnailListSource renders a webpage to list all thumbnails stored in
 // TopSites, along with all associated URLs. The thumbnail images are embedded
@@ -54,8 +58,7 @@ class ThumbnailListSource : public content::URLDataSource {
   // ThumbnailService.
   scoped_refptr<thumbnails::ThumbnailService> thumbnail_service_;
 
-  // Only used when servicing requests on the UI thread.
-  Profile* const profile_;
+  scoped_refptr<history::TopSites> top_sites_;
 
   // For callbacks may be run after destruction.
   base::WeakPtrFactory<ThumbnailListSource> weak_ptr_factory_;