Update include guards.

--
MOS_MIGRATED_REVID=93413161
diff --git a/src/main/cpp/blaze_util.h b/src/main/cpp/blaze_util.h
index 7f456e7..8bec14d 100644
--- a/src/main/cpp/blaze_util.h
+++ b/src/main/cpp/blaze_util.h
@@ -16,8 +16,8 @@
 //               Blaze client.
 //
 
-#ifndef DEVTOOLS_BLAZE_MAIN_BLAZE_UTIL_H_
-#define DEVTOOLS_BLAZE_MAIN_BLAZE_UTIL_H_
+#ifndef BAZEL_SRC_MAIN_CPP_BLAZE_UTIL_H_
+#define BAZEL_SRC_MAIN_CPP_BLAZE_UTIL_H_
 
 #include <string>
 #include <vector>
@@ -110,4 +110,4 @@
 
 }  // namespace blaze
 
-#endif  // DEVTOOLS_BLAZE_MAIN_BLAZE_UTIL_H_
+#endif  // BAZEL_SRC_MAIN_CPP_BLAZE_UTIL_H_