[Android] Java Bridge with Gin: implement Java bound object

content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc

Index: content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc
diff --git a/content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc b/content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc
index 82267d8f6d0ce1d2e8ac9ea175517920700c5069..d7634410deec5524f7d2bf6a41df8d87224c8294 100644
--- a/content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc
+++ b/content/browser/renderer_host/java/gin_java_method_invocation_helper_unittest.cc
@@ -24,6 +24,11 @@ class NullObjectDelegate
     return base::android::ScopedJavaLocalRef<jobject>();
   }
 
+  virtual base::android::ScopedJavaLocalRef<jclass> GetLocalClassRef(
+      JNIEnv* env) OVERRIDE {
+    return base::android::ScopedJavaLocalRef<jclass>();
+  }
+
   virtual const JavaMethod* FindMethod(const std::string& method_name,
                                        size_t num_parameters) OVERRIDE {
     return NULL;