Revert 3 CLs for shouldOverrideUrlLoading implementation.

android_webview/native/aw_contents_client_bridge.cc

Index: android_webview/native/aw_contents_client_bridge.cc
diff --git a/android_webview/native/aw_contents_client_bridge.cc b/android_webview/native/aw_contents_client_bridge.cc
index 02db65b0923854cd26db540bf2bff0fc4a53c7ed..4d2fd4dcb7d10282a76af0b20863f8625f5b70f3 100644
--- a/android_webview/native/aw_contents_client_bridge.cc
+++ b/android_webview/native/aw_contents_client_bridge.cc
@@ -341,6 +341,21 @@ void AwContentsClientBridge::RunBeforeUnloadDialog(
       env, obj.obj(), jurl.obj(), jmessage.obj(), callback_id);
 }
 
+bool AwContentsClientBridge::ShouldOverrideUrlLoading(const base::string16& url,
+                                                      bool has_user_gesture,
+                                                      bool is_redirect,
+                                                      bool is_main_frame) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return false;
+  ScopedJavaLocalRef<jstring> jurl = ConvertUTF16ToJavaString(env, url);
+  devtools_instrumentation::ScopedEmbedderCallbackTask(
+      "shouldOverrideUrlLoading");
+  return Java_AwContentsClientBridge_shouldOverrideUrlLoading(
+      env, obj.obj(), jurl.obj(), has_user_gesture, is_redirect, is_main_frame);
+}
+
 void AwContentsClientBridge::ConfirmJsResult(JNIEnv* env,
                                              const JavaRef<jobject>&,
                                              int id,