Add connectivity check for Android feedback.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 2e911edf5570df978de6c07d409edcac0f520028..69a31083fcf964dc010edc813c54e05d3c4e017a 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -96,6 +96,8 @@
       'browser/android/favicon_helper.h',
       'browser/android/feature_utilities.cc',
       'browser/android/feature_utilities.h',
+      'browser/android/feedback/connectivity_checker.cc',
+      'browser/android/feedback/connectivity_checker.h',
       'browser/android/find_in_page/find_in_page_bridge.cc',
       'browser/android/find_in_page/find_in_page_bridge.h',
       'browser/android/foreign_session_helper.cc',
@@ -1663,6 +1665,7 @@
       'android/java/src/org/chromium/chrome/browser/enhanced_bookmarks/EnhancedBookmarksBridge.java',
       'android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java',
       'android/java/src/org/chromium/chrome/browser/favicon/LargeIconBridge.java',
+      'android/java/src/org/chromium/chrome/browser/feedback/ConnectivityChecker.java',
       'android/java/src/org/chromium/chrome/browser/findinpage/FindInPageBridge.java',
       'android/java/src/org/chromium/chrome/browser/fullscreen/FullscreenInfoBarDelegate.java',
       'android/java/src/org/chromium/chrome/browser/ForeignSessionHelper.java',