bootstat: Fix the base includes to be AOSP-friendly.

Change-Id: I625cc55b41f5258addf3bb74bcef42063c565465
Bug: 21724738
diff --git a/bootstat/boot_event_record_store.h b/bootstat/boot_event_record_store.h
index efe1e43..77978ef 100644
--- a/bootstat/boot_event_record_store.h
+++ b/bootstat/boot_event_record_store.h
@@ -21,7 +21,7 @@
 #include <string>
 #include <utility>
 #include <vector>
-#include <base/macros.h>
+#include <android-base/macros.h>
 #include <gtest/gtest_prod.h>
 
 // BootEventRecordStore manages the persistence of boot events to the record