LeakDetector: Terminate all WebEmbeddedWorkerImpl before counting

Source/web/WebEmbeddedWorkerImpl.h

Index: Source/web/WebEmbeddedWorkerImpl.h
diff --git a/Source/web/WebEmbeddedWorkerImpl.h b/Source/web/WebEmbeddedWorkerImpl.h
index d7373526748b621ce9e7927d07d693fa628c7bf1..ef1082d303e28f14030fb31472544dfacee96157 100644
--- a/Source/web/WebEmbeddedWorkerImpl.h
+++ b/Source/web/WebEmbeddedWorkerImpl.h
@@ -57,6 +57,8 @@ public:
         PassOwnPtr<WebWorkerPermissionClientProxy>);
     virtual ~WebEmbeddedWorkerImpl();
 
+    static void terminateAll();
+
     // WebEmbeddedWorker overrides.
     virtual void startWorkerContext(const WebEmbeddedWorkerStartData&) OVERRIDE;
     virtual void resumeAfterDownload() OVERRIDE;
@@ -67,7 +69,6 @@ public:
     virtual void detachDevTools() OVERRIDE;
     virtual void dispatchDevToolsMessage(const WebString&) OVERRIDE;
 
-
 private:
     class Loader;
     class LoaderProxy;