Enable new scenarios for user activity hints

Add user activity hints to new UI scenarios:
browser brought to foreground, tab navigation view and
URL bar gets focus.

Change-Id: I3df26455be424f8bdf3c8e6a1d8fa53ca5602695
diff --git a/src/com/android/browser/PhoneUi.java b/src/com/android/browser/PhoneUi.java
index c051ec0..f3a08f7 100644
--- a/src/com/android/browser/PhoneUi.java
+++ b/src/com/android/browser/PhoneUi.java
@@ -46,6 +46,7 @@
 
 import com.android.browser.UrlInputView.StateListener;
 
+import org.codeaurora.net.NetworkServices;
 import org.codeaurora.swe.WebView;
 
 /**
@@ -337,6 +338,10 @@
                         onShowNavScreenContinue(sbm);
                     }
                 });
+        if (!BrowserSettings.getInstance().isPowerSaveModeEnabled()) {
+            //Notify about anticipated network activity
+            NetworkServices.hintUpcomingUserActivity();
+        }
         mActiveTab.capture();
     }