Fixes issues seen when creating new tab

- Fixes issue where the surfaceview
  will be created without blocking.This
  fixes the issue where the new tab creation
  would stall and show white screen.
- Fixes issue seen where the previous
  tab is shown for a split second when
  creating a new tab.

Change-Id: Ibb8d6bbf8fe0c32600610390b30f0a390af7dfc9
2 files changed