Switch to standard integer types in base/android/.

BUG=138542
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Review URL: https://codereview.chromium.org/1543293003

Cr-Commit-Position: refs/heads/master@{#366796}
diff --git a/base/android/build_info.h b/base/android/build_info.h
index cc90df22..5195fb8 100644
--- a/base/android/build_info.h
+++ b/base/android/build_info.h
@@ -10,6 +10,7 @@
 #include <string>
 
 #include "base/base_export.h"
+#include "base/macros.h"
 #include "base/memory/singleton.h"
 
 namespace base {