Closing last tab closes the browser

 Bug: 3254181
 Closing the last tab will now close the browser rather than creating a new
 tab and then closing the old tab.

Change-Id: Iac458783eea4c4a893671281f2a631e0365f8697
diff --git a/src/com/android/browser/Controller.java b/src/com/android/browser/Controller.java
index 8483efa..4c17308 100644
--- a/src/com/android/browser/Controller.java
+++ b/src/com/android/browser/Controller.java
@@ -2152,10 +2152,7 @@
         removeComboView();
         final Tab current = mTabControl.getCurrentTab();
         if (mTabControl.getTabCount() == 1) {
-            // This is the last tab.  Open a new one, with the home
-            // page and close the current one.
-            openTabToHomePage();
-            closeTab(current);
+            mActivity.finish();
             return;
         }
         final Tab parent = current.getParentTab();