Simplify the way we get the version info.
Reduces startup overhead.

Change-Id: Id9556dfe553c23bf3f870a524ca5e687bb9fe777
diff --git a/graphics/java/android/renderscript/RenderScript.java b/graphics/java/android/renderscript/RenderScript.java
index e2950d5e..d3d65a3 100644
--- a/graphics/java/android/renderscript/RenderScript.java
+++ b/graphics/java/android/renderscript/RenderScript.java
@@ -865,13 +865,7 @@
     }
 
     static int getTargetSdkVersion(Context ctx) {
-        try {
-            PackageManager pm = ctx.getPackageManager();
-            ApplicationInfo app = pm.getApplicationInfo(ctx.getPackageName(), 0);
-            return app.targetSdkVersion;
-        } catch (Exception e) {
-            throw new RSDriverException("Error calculating target SDK version for RS.");
-        }
+        return ctx.getApplicationInfo().targetSdkVersion;
     }
 
     /**