Remove dependency on JNIHelp header side effects.

Bug: 10680559
Change-Id: I47870d6c48906e0a420c52b7bc5945ffe29c68a2
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index dd07c4f..1779c9f 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -21,6 +21,7 @@
 #include "utils/misc.h"
 #include "cutils/debugger.h"
 
+#include <cutils/log.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>