addConnectionTypeObserver  135 net/android/javatests/src/org/chromium/net/NetworkChangeNotifierTest.java         NetworkChangeNotifier.addConnectionTypeObserver(observer);
addConnectionTypeObserver  296 sync/android/java/src/org/chromium/sync/signin/AccountManagerHelper.java             NetworkChangeNotifier.addConnectionTypeObserver(newRetry);
addConnectionTypeObserver  298 sync/android/java/src/org/chromium/sync/signin/AccountManagerHelper.java             NetworkChangeNotifier.addConnectionTypeObserver(retry);