Move content/renderer/background_sync to Blink

third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp

Index: third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp
diff --git a/third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp b/third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp
index ffbf64aa2baaa144d604c254452e48fa94590aa2..b3907db6ea914e30a35c0cc91b7a3b0209e247c1 100644
--- a/third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp
+++ b/third_party/WebKit/Source/web/WebEmbeddedWorkerImplTest.cpp
@@ -6,6 +6,7 @@
 
 #include "platform/testing/URLTestHelpers.h"
 #include "platform/testing/UnitTestHelpers.h"
+#include "public/platform/InterfaceRegistry.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebURLLoaderMockFactory.h"
 #include "public/platform/WebURLResponse.h"
@@ -75,6 +76,9 @@ class MockServiceWorkerContextClient : public WebServiceWorkerContextClient {
       const WebVector<WebSecurityOrigin>& origins) override {
     NOTREACHED();
   }
+  InterfaceRegistry* interfaceRegistry() {
+    return InterfaceRegistry::getEmptyInterfaceRegistry();
+  }
 
  private:
   bool m_hasAssociatedRegistration;