Move JoinString to the base namespace

ui/views/controls/table/table_view.cc

Index: ui/views/controls/table/table_view.cc
diff --git a/ui/views/controls/table/table_view.cc b/ui/views/controls/table/table_view.cc
index 8104a96f190db813b6d238b8f96da5da59351502..6c37e52c3a12c8fcfe3b1244fca53ff9e32d06bd 100644
--- a/ui/views/controls/table/table_view.cc
+++ b/ui/views/controls/table/table_view.cc
@@ -448,7 +448,7 @@ void TableView::GetAccessibleState(ui::AXViewState* state) {
         name_parts.push_back(value);
       }
     }
-    state->name = JoinString(name_parts, base::ASCIIToUTF16(", "));
+    state->name = base::JoinString(name_parts, base::ASCIIToUTF16(", "));
   }
 }