Manually remove many instances of a comma quirk arising from the reformat.

third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h

Index: third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h b/third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h
index 94fd9b76cc7f06a66ad3f082147fb9044d6a85c9..6a0214c547b5724cb2f369f0cb96e9dc5ab9d9ed 100644
--- a/third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h
+++ b/third_party/WebKit/Source/bindings/core/v8/DOMDataStore.h
@@ -52,9 +52,8 @@ class DOMDataStore {
 
  public:
   DOMDataStore(v8::Isolate* isolate, bool isMainWorld)
-      : m_isMainWorld(isMainWorld)
+      : m_isMainWorld(isMainWorld),
         // We never use |m_wrapperMap| when it's the main world.
-        ,
         m_wrapperMap(wrapUnique(
             isMainWorld ? nullptr
                         : new DOMWrapperMap<ScriptWrappable>(isolate))) {}