Issue 6015 - Give feedback is pointing to mozilla page

mobile/android/app/mobile.js

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #filter substitution
 
 // For browser.xml binding
 //
 // cacheRatio* is a ratio that determines the amount of pixels to cache. The
 // ratio is multiplied by the viewport width or height to get the displayport's
@@ skipping 471 matching lines @@
 // product URLs
 // The breakpad report server to link to in about:crashes
 pref("breakpad.reportURL", "https://crash-stats.mozilla.com/report/index/");
 
 // Changed in Adblock Browser, see: https://issues.adblockplus.org/ticket/2930.
 pref("app.support.baseURL", "https://adblockplus.org/redirect?link=adblock_browser_android_support&lang=%LOCALE%");
 pref("app.supportURL", "https://support.mozilla.org/1/mobile/%VERSION%/%OS%/%LOCALE%/mobile-help");
 // Changed URL. See https://issues.adblockplus.org/ticket/3220
 pref("app.faqURL", "https://adblockplus.org/redirect?link=adblock_browser_android_faq&lang=%LOCALE%");
 
+// Changed Feedback URL. See https://issues.adblockplus.org/ticket/6015
 // URL for feedback page
 // This should be kept in sync with the "feedback_link" string defined in strings.xml.in
-// Changed in Adblock Browser, see: https://issues.adblockplus.org/ticket/2930.
-pref("app.feedbackURL", "https://adblockbrowser.org/submit-feedback/");
+pref("app.feedbackURL", "https://adblockplus.org/redirect?link=adblock_browser_android_beta_community");
 
 // Changed URLs. See https://issues.adblockplus.org/ticket/3220
 pref("app.privacyURL", "https://adblockplus.org/redirect?link=privacy&lang=%LOCALE%");
 pref("app.creditsURL", "https://adblockplus.org/redirect?link=contributors&lang=%LOCALE%");
 pref("app.channelURL", "http://www.mozilla.org/%LOCALE%/firefox/channel/");
 #if MOZ_UPDATE_CHANNEL == aurora
 pref("app.releaseNotesURL", "https://www.mozilla.com/%LOCALE%/mobile/%VERSION%/auroranotes/");
 #elif MOZ_UPDATE_CHANNEL == beta
 pref("app.releaseNotesURL", "https://www.mozilla.com/%LOCALE%/mobile/%VERSION%beta/releasenotes/");
 #else
@@ skipping 435 matching lines @@
 #endif
 
 pref("dom.audiochannel.audioCompeting", true);
 pref("dom.audiochannel.mediaControl", true);
 
 // Space separated list of URLS that are allowed to send objects (instead of
 // only strings) through webchannels. This list is duplicated in browser/app/profile/firefox.js
 pref("webchannel.allowObject.urlWhitelist", "https://accounts.firefox.com https://content.cdn.mozilla.net https://input.mozilla.org https://support.mozilla.org https://install.mozilla.org");
 
 pref("media.openUnsupportedTypeWithExternalApp", true);