Start background tabs hidden

Background tabs should start using the policy OPEN_BACKGROUND_TAB
so that Blink does not try to render the non-visible view.

Change-Id: I213e733c1a97bc1aae4104691b4c57f6c8bf3f3e
Fixes-issue: SWE-2733
diff --git a/src/com/android/browser/Controller.java b/src/com/android/browser/Controller.java
index 733e122..f0aa557 100644
--- a/src/com/android/browser/Controller.java
+++ b/src/com/android/browser/Controller.java
@@ -2953,7 +2953,7 @@
             boolean useCurrent) {
         Tab tab = null;
         if (mTabControl.canCreateNewTab()) {
-            tab = mTabControl.createNewTab(incognito);
+            tab = mTabControl.createNewTab(incognito, !setActive);
             addTab(tab);
             if (setActive) {
                 setActiveTab(tab);