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/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index 34a19fa..2ea733b 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -50,6 +50,7 @@
 
 import java.util.Locale;
 
+import org.codeaurora.net.NetworkServices;
 import org.codeaurora.swe.CookieManager;
 import org.codeaurora.swe.WebView;
 
@@ -218,6 +219,10 @@
     protected void onStart() {
         super.onStart();
         EngineInitializer.onActivityStart(BrowserActivity.this);
+        if (!BrowserSettings.getInstance().isPowerSaveModeEnabled()) {
+            //Notify about anticipated network activity
+            NetworkServices.hintUpcomingUserActivity();
+        }
     }
 
     @Override