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

chrome/browser/android/dom_distiller/feedback_reporter_android.cc

 // 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.
 
 #include "chrome/browser/android/dom_distiller/feedback_reporter_android.h"
 
 #include "base/android/jni_android.h"
-#include "base/android/jni_string.h"
 #include "base/command_line.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "components/dom_distiller/core/feedback_reporter.h"
+#include "components/dom_distiller/core/url_utils.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/frame_navigate_params.h"
 #include "jni/FeedbackReporter_jni.h"
 #include "url/gurl.h"
 
-using base::android::ConvertJavaStringToUTF8;
-using base::android::ConvertUTF8ToJavaString;
-
 namespace dom_distiller {
 
 namespace android {
 
 // static
 jboolean IsEnabled(JNIEnv* env, jclass clazz) {
   return CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnableDomDistiller);
 }
 
 // static
 void ReportQuality(JNIEnv* env, jclass clazz, jboolean j_good) {
   FeedbackReporter::ReportQuality(j_good);
 }
 
-// static
-jboolean IsReportableUrl(JNIEnv* env, jclass clazz, jstring j_url_str) {
-  const std::string url_str = ConvertJavaStringToUTF8(env, j_url_str);
-  const GURL url(url_str);
-  if (!url.is_valid())
-    return false;
-  return url.scheme() == chrome::kDomDistillerScheme;
-}
-
 FeedbackReporterAndroid::FeedbackReporterAndroid(JNIEnv* env, jobject obj)
     : weak_java_feedback_reporter_(env, obj) {}
 
 FeedbackReporterAndroid::~FeedbackReporterAndroid() {}
 
 void FeedbackReporterAndroid::Destroy(JNIEnv* env, jobject obj) { delete this; }
 
 void FeedbackReporterAndroid::ReplaceWebContents(JNIEnv* env,
                                                  jobject obj,
                                                  jobject jweb_contents) {
   content::WebContents* web_contents =
       content::WebContents::FromJavaWebContents(jweb_contents);
   Observe(web_contents);
 }
 
 void FeedbackReporterAndroid::DidNavigateMainFrame(
     const content::LoadCommittedDetails& details,
     const content::FrameNavigateParams& params) {
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jobject> jobj = weak_java_feedback_reporter_.get(env);
   if (jobj.is_null())
     return;
-  base::android::ScopedJavaLocalRef<jstring> j_current_overlay_url_str =
-      Java_FeedbackReporter_getCurrentOverlayUrl(env, jobj.obj());
-  std::string current_overlay_url_str =
-      ConvertJavaStringToUTF8(j_current_overlay_url_str);
-  GURL current_overlay_url(current_overlay_url_str);
-  GURL navigation_url = details.entry->GetURL();
-  if (!current_overlay_url.is_valid() || navigation_url != current_overlay_url)
-    Java_FeedbackReporter_dismissOverlay(env, jobj.obj());
+  Java_FeedbackReporter_dismissOverlay(env, jobj.obj());
+  GURL url = details.entry->GetURL();
+  if (dom_distiller::url_utils::IsUrlReportable(
+      chrome::kDomDistillerScheme, url)) {
+    Java_FeedbackReporter_showOverlay(env, jobj.obj());
+  }
 }
 
 jlong Init(JNIEnv* env, jobject obj) {
   FeedbackReporterAndroid* reporter = new FeedbackReporterAndroid(env, obj);
   return reinterpret_cast<intptr_t>(reporter);
 }
 
 // static
 bool RegisterFeedbackReporter(JNIEnv* env) { return RegisterNativesImpl(env); }
 
 }  // namespace android
 
 }  // namespace dom_distiller