Cleanup LOG_TAG when bundled in HWUI

Bug: 137655431
Test: CtsUiRenderingTestCases
Change-Id: If0f1377e0ab831f38d752c3bbe282397c061b02c
diff --git a/libs/hwui/jni/BitmapRegionDecoder.cpp b/libs/hwui/jni/BitmapRegionDecoder.cpp
index 06b4ff8..3f80f03 100644
--- a/libs/hwui/jni/BitmapRegionDecoder.cpp
+++ b/libs/hwui/jni/BitmapRegionDecoder.cpp
@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+#undef LOG_TAG
 #define LOG_TAG "BitmapRegionDecoder"
 
 #include "BitmapFactory.h"