IntentHelper fix for chooser activity

FLAG_ACTIVITY_NEW_TASK is added as the chooser activity starts
outside the main activity.


Review URL: https://chromiumcodereview.appspot.com/10823146

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@149684 0039d316-1c4b-4281-b951-d872f2087c98

chrome/android/java/src/org/chromium/chrome/browser/IntentHelper.java

@@ -61,7 +61,10 @@ public abstract class IntentHelper {
         send.putExtra(Intent.EXTRA_SUBJECT, subject);
         send.putExtra(Intent.EXTRA_TEXT, Html.fromHtml(body));
         try {
-            context.startActivity(Intent.createChooser(send, chooserTitle));
+            Intent chooser = Intent.createChooser(send, chooserTitle));
+            // we start this activity outside the main activity.
+            chooser.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            context.startActivity(chooser);
         } catch (android.content.ActivityNotFoundException ex) {
             // If no app handles it, do nothing.
         }