Ensuring that null thumbnails have an opaque background.

- Preventing multiple object allocations when updating the stack/clip state.
- Removing double animation of nav bar when launching task

Change-Id: Id12009717135db67bc0ce0e05940dd1c8d6fb5b3
diff --git a/packages/SystemUI/src/com/android/systemui/recents/Constants.java b/packages/SystemUI/src/com/android/systemui/recents/Constants.java
index 1d355cd..53a4b10 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/Constants.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/Constants.java
@@ -48,7 +48,7 @@
             // For debugging, this defines the number of mock recents packages to create
             public static final int SystemServicesProxyMockPackageCount = 3;
             // For debugging, this defines the number of mock recents tasks to create
-            public static final int SystemServicesProxyMockTaskCount = 75;
+            public static final int SystemServicesProxyMockTaskCount = 100;
         }
     }