Fix a problem that FeedbackReportingView is stacked infinitely whenever navigating to chrome-distil…

chrome/browser/android/dom_distiller/feedback_reporter_android.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_ANDROID_DOM_DISTILLER_FEEDBACK_REPORTER_ANDROID_H_
 #define CHROME_BROWSER_ANDROID_DOM_DISTILLER_FEEDBACK_REPORTER_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/android/jni_helper.h"
@@ skipping 18 matching lines @@
   void Destroy(JNIEnv* env, jobject obj);
 
   // Observes a new WebContents, if necessary.
   void ReplaceWebContents(JNIEnv* env, jobject obj, jobject jweb_contents);
 
   // WebContentsObserver implementation:
   virtual void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
       const content::FrameNavigateParams& params) OVERRIDE;
 
-  static jboolean IsReportableUrl(JNIEnv* env, jclass clazz);
-
  private:
   // FeedbackReporterAndroid on the Java side.
   JavaObjectWeakGlobalRef weak_java_feedback_reporter_;
 
   DISALLOW_COPY_AND_ASSIGN(FeedbackReporterAndroid);
 };
 
 // Registers the FeedbackReporter's native methods through JNI.
 bool RegisterFeedbackReporter(JNIEnv* env);
 
 }  // namespace android
 
 }  // namespace dom_distiller
 
 #endif  // CHROME_BROWSER_ANDROID_DOM_DISTILLER_FEEDBACK_REPORTER_ANDROID_H_