Rename WebServiceWorkerRegistry to WebServiceWorkerProvider

public/platform/WebServiceWorkerProviderClient.h

Index: public/platform/WebServiceWorkerProviderClient.h
diff --git a/public/web/WebDOMProgressEvent.h b/public/platform/WebServiceWorkerProviderClient.h
similarity index 76%
copy from public/web/WebDOMProgressEvent.h
copy to public/platform/WebServiceWorkerProviderClient.h
index d8db15587695dfe4141eceb164456da9a03342a5..8b62f9dc9545d93b166769ef8079f96fd7aee162 100644
--- a/public/web/WebDOMProgressEvent.h
+++ b/public/platform/WebServiceWorkerProviderClient.h
@@ -28,21 +28,21 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef WebDOMProgressEvent_h
-#define WebDOMProgressEvent_h
-
-#include "WebDOMEvent.h"
+#ifndef WebServiceWorkerProviderClient_h
+#define WebServiceWorkerProviderClient_h
 
 namespace WebKit {
-
 class WebString;
 
-class WebDOMProgressEvent : public WebDOMEvent {
+// This class catches any errors that may originate on the browser
+// side and not via a DOM API call, such as errors that occur when
+// loading resources through the service worker.
+class WebServiceWorkerProviderClient {
 public:
-    WebDOMProgressEvent() { }
-    BLINK_EXPORT WebDOMProgressEvent(const WebString& type, bool lengthIsComputable, unsigned long long loaded, unsigned long long total);
+    virtual void didFailToStart(const WebString& message) { }
+    // FIXME: replace the above general error handler with more specific error handlers.
 };
 
-} // namespace WebKit
+};
 
-#endif
+#endif // WebServiceWorkerProviderClient_h