Revert "Move to the canonical UniquePtr.h."

This reverts commit 2a72c575d260cd256f767b7ad511a6959444134b.

Change-Id: Idb485f1be2906e8c1c8f0da3df186a7aade027f6
diff --git a/include/utils/LruCache.h b/include/utils/LruCache.h
index f057043..053bfaf 100644
--- a/include/utils/LruCache.h
+++ b/include/utils/LruCache.h
@@ -18,7 +18,7 @@
 #define ANDROID_UTILS_LRU_CACHE_H
 
 #include <utils/BasicHashtable.h>
-#include <UniquePtr.h>
+#include <utils/UniquePtr.h>
 
 namespace android {