[Sync] Remove unused parameter model.

This CL removes an unused |model| parameter from

BookmarkChangeProcessor: :SetBookmarkFavicon()
Change-Id: I0aa20f60d03caf1fbb45b3b9e2bc263e2a8d2f5f
Reviewed-on: https://chromium-review.googlesource.com/1162339
Commit-Queue: Mohamed Amir Yosef <mamir@chromium.org>
Reviewed-by: Mikel Astiz <mastiz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#580833}

components/sync_bookmarks/bookmark_change_processor.cc

@@ -776,7 +776,7 @@ void BookmarkChangeProcessor::UpdateBookmarkWithSyncData(
         node,
         base::Time::FromInternalValue(specifics.creation_time_us()));
   }
-  SetBookmarkFavicon(&sync_node, node, model, sync_client);
+  SetBookmarkFavicon(&sync_node, node, sync_client);
   model->SetNodeMetaInfoMap(node, *GetBookmarkMetaInfo(&sync_node));
 }
 
@@ -835,7 +835,7 @@ const BookmarkNode* BookmarkChangeProcessor::CreateBookmarkNode(
         parent, index, title, url, create_time,
         GetBookmarkMetaInfo(sync_node).get());
     if (node)
-      SetBookmarkFavicon(sync_node, node, model, sync_client);
+      SetBookmarkFavicon(sync_node, node, sync_client);
   }
 
   return node;
@@ -846,7 +846,6 @@ const BookmarkNode* BookmarkChangeProcessor::CreateBookmarkNode(
 void BookmarkChangeProcessor::SetBookmarkFavicon(
     const syncer::BaseNode* sync_node,
     const BookmarkNode* bookmark_node,
-    BookmarkModel* bookmark_model,
     syncer::SyncClient* sync_client) {
   const sync_pb::BookmarkSpecifics& specifics =
       sync_node->GetBookmarkSpecifics();

components/sync_bookmarks/bookmark_change_processor.h

@@ -119,11 +119,8 @@ class BookmarkChangeProcessor : public bookmarks::BookmarkModelObserver,
       int index);
 
   // Sets the favicon of the given bookmark node from the given sync node.
-  // |profile| is the profile that contains the HistoryService and BookmarkModel
-  // for the bookmark in question.
   static void SetBookmarkFavicon(const syncer::BaseNode* sync_node,
                                  const bookmarks::BookmarkNode* bookmark_node,
-                                 bookmarks::BookmarkModel* model,
                                  syncer::SyncClient* sync_client);
 
   // Applies the 1x favicon |bitmap_data| and |icon_url| to |bookmark_node|.