Use __ANDROID__ instead of HAVE_ANDROID_OS.

Change-Id: I9967f3fd758c2a5b40be5b60ae72be7e2fb75136
diff --git a/libcutils/sched_policy.c b/libcutils/sched_policy.c
index dfc8777..103ff66 100644
--- a/libcutils/sched_policy.c
+++ b/libcutils/sched_policy.c
@@ -37,7 +37,7 @@
    return p == SP_DEFAULT ? SP_SYSTEM_DEFAULT : p;
 }
 
-#if defined(HAVE_ANDROID_OS)
+#if defined(__ANDROID__)
 
 #include <pthread.h>
 #include <sched.h>
@@ -142,7 +142,7 @@
  */
 static int getSchedulerGroup(int tid, char* buf, size_t bufLen)
 {
-#ifdef HAVE_ANDROID_OS
+#if defined(__ANDROID__)
     char pathBuf[32];
     char lineBuf[256];
     FILE *fp;