Implement getPermissionStatus in MockWebPushClient

content/shell/renderer/test_runner/mock_web_push_client.cc

Index: content/shell/renderer/test_runner/mock_web_push_client.cc
diff --git a/content/shell/renderer/test_runner/mock_web_push_client.cc b/content/shell/renderer/test_runner/mock_web_push_client.cc
index 98bd8d20090afc18d642b3d483ffdd4953b0681d..76ff1336dd3d20e7a94a5dc64e509cbbd215ce69 100644
--- a/content/shell/renderer/test_runner/mock_web_push_client.cc
+++ b/content/shell/renderer/test_runner/mock_web_push_client.cc
@@ -7,6 +7,7 @@
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "third_party/WebKit/public/platform/WebPushError.h"
+#include "third_party/WebKit/public/platform/WebPushPermissionStatus.h"
 #include "third_party/WebKit/public/platform/WebPushRegistration.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 
@@ -56,4 +57,20 @@ void MockWebPushClient::registerPushMessaging(
   delete callbacks;
 }
 
+void MockWebPushClient::getPermissionStatus(
+    blink::WebPushPermissionCallback* callback,
+    blink::WebServiceWorkerProvider* provider) {
+  blink::WebPushPermissionStatus status;
+  if (error_message_.empty())
+    status = blink::WebPushPermissionStatusGranted;
+  else if (error_message_.compare("deny_permission") == 0)
+    status = blink::WebPushPermissionStatusDenied;
+  else
+    status = blink::WebPushPermissionStatusDefault;
+
+  callback->onSuccess(&status);
+  delete callback;
+}
+
+
 }  // namespace content