Fix inset check in ThreadedRenderer

BUG: 17729606
Change-Id: I9303a788968b424fd8ca27fe4bb99bab51ec34a7
diff --git a/core/java/android/view/ThreadedRenderer.java b/core/java/android/view/ThreadedRenderer.java
index 0711aed..00a8884 100644
--- a/core/java/android/view/ThreadedRenderer.java
+++ b/core/java/android/view/ThreadedRenderer.java
@@ -191,7 +191,8 @@
         final float lightX = width / 2.0f;
         mWidth = width;
         mHeight = height;
-        if (surfaceInsets != null && !surfaceInsets.isEmpty()) {
+        if (surfaceInsets != null && (surfaceInsets.left != 0 || surfaceInsets.right != 0
+                || surfaceInsets.top != 0 || surfaceInsets.bottom != 0)) {
             mHasInsets = true;
             mInsetLeft = surfaceInsets.left;
             mInsetTop = surfaceInsets.top;