Browsing Data Deletion: Style fixes

chrome/browser/browsing_data/browsing_data_database_helper.h

Index: chrome/browser/browsing_data/browsing_data_database_helper.h
diff --git a/chrome/browser/browsing_data/browsing_data_database_helper.h b/chrome/browser/browsing_data/browsing_data_database_helper.h
index a7695271c5c1637b3d179a08197df6c190ed68cf..6c5086d5b2ae19c166907d15a45e72129bc26345 100644
--- a/chrome/browser/browsing_data/browsing_data_database_helper.h
+++ b/chrome/browser/browsing_data/browsing_data_database_helper.h
@@ -72,13 +72,13 @@ class BrowsingDataDatabaseHelper
   // thread.
   std::list<DatabaseInfo> database_info_;
 
-  // This only mutates on the UI thread.
+  // This member is only mutated on the UI thread.
   base::Callback<void(const std::list<DatabaseInfo>&)> completion_callback_;
 
   // Indicates whether or not we're currently fetching information:
   // it's true when StartFetching() is called in the UI thread, and it's reset
   // after we notify the callback in the UI thread.
-  // This only mutates on the UI thread.
+  // This member is only mutated on the UI thread.
   bool is_fetching_;
 
  private: