Restore overhaul

 Bug: 5069192
 Store thumbnails in a database restored async for each tab
 Fix restoring a tab not restoring its current state

Change-Id: I2c14e352638aac0ef766fb3bf4036ff220c53ecd
diff --git a/src/com/android/browser/PhoneUi.java b/src/com/android/browser/PhoneUi.java
index 28db6f0..1c9d5a0 100644
--- a/src/com/android/browser/PhoneUi.java
+++ b/src/com/android/browser/PhoneUi.java
@@ -276,4 +276,9 @@
         }
     }
 
+    @Override
+    public boolean shouldCaptureThumbnails() {
+        return true;
+    }
+
 }