system/core Replace cutils/log.h with android/log.h

Should use android/log.h instead of cutils/log.h as a good example
to all others.  Adjust header order to comply with Android Coding
standards.

Test: Compile
Bug: 26552300
Bug: 31289077
Change-Id: I2c9cbbbd64d8dccf2d44356361d9742e4a9b9031
diff --git a/libutils/Looper.cpp b/libutils/Looper.cpp
index adb0f8d..26e27cf 100644
--- a/libutils/Looper.cpp
+++ b/libutils/Looper.cpp
@@ -13,18 +13,17 @@
 // Debugs callback registration and invocation.
 #define DEBUG_CALLBACKS 0
 
-#include <cutils/log.h>
-#include <utils/Looper.h>
-#include <utils/Timers.h>
-
 #include <errno.h>
 #include <fcntl.h>
-#include <limits.h>
 #include <inttypes.h>
+#include <limits.h>
 #include <string.h>
 #include <sys/eventfd.h>
 #include <unistd.h>
 
+#include <android/log.h>
+#include <utils/Looper.h>
+#include <utils/Timers.h>
 
 namespace android {