Revert "Android: Disable IndexdbLayoutTests."

This reverts commit 5a15944557b69146ffc54bde0456f9b915f2ff3c.

Revert "[content shell] gracefully deal with process switches"

This reverts commit 76857ccccfca012ce38be0a5a73efe90a81cf441.

Reverting https://codereview.chromium.org/13998012 to fix indexeddblayout tests for android.
BUG=231568,111316

Review URL: https://codereview.chromium.org/14110011

git-svn-id: http://src.chromium.org/svn/trunk/src/build@194245 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

android/pylib/gtest/filter/content_browsertests_disabled

@@ -97,11 +97,3 @@ WebRTCInternalsBrowserTest.UpdatePeerConnection
 
 # http://crbug.com/224134
 RenderWidgetHostBrowserTest.GetSnapshotFromRendererTest
-
-# http://crbug.com/231568
-IndexedDBLayoutTest.IndexTests
-IndexedDBLayoutTest.IntVersionTests1
-IndexedDBLayoutTest.IntVersionTests2
-IndexedDBLayoutTest.KeyTests
-IndexedDBLayoutTest.TransactionTests
-IndexedDBLayoutTest.ComplexTests