Cleanup includes so Log.h can use the tag.  rsUtils.h is the file that should be included everywhere and contain rs global defines.

rsSampler.cpp

diff --git a/rsSampler.cpp b/rsSampler.cpp
index d89346e..418f127 100644
--- a/rsSampler.cpp
+++ b/rsSampler.cpp
@@ -14,16 +14,13 @@
  * limitations under the License.
  */
 
-#include "rsContext.h"
-
-
 #include <GLES/gl.h>
 #include <GLES/glext.h>
-#include <utils/Log.h>
 
 #include "rsContext.h"
 #include "rsSampler.h"
 
+
 using namespace android;
 using namespace android::renderscript;