Add flag to start activity as a new task

Add intent flag FLAG_ACTIVITY_NEW_TASK to ensure that an activity is
started as a new task.

Change-Id: I1513d3daeacce9a12a73f650a49458559f677c82
CR-Fixed: SWE-6743
diff --git a/src/com/android/browser/UrlHandler.java b/src/com/android/browser/UrlHandler.java
index d372ec3..07d2cda 100755
--- a/src/com/android/browser/UrlHandler.java
+++ b/src/com/android/browser/UrlHandler.java
@@ -242,6 +242,9 @@
           }
           intent.putExtra(Browser.EXTRA_APPLICATION_ID, tab.getAppId());
       }
+
+      intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
       // Make sure webkit can handle it internally before checking for specialized
       // handlers. If webkit can't handle it internally, we need to call
       // startActivityIfNeeded