Fix multiple inclusion guards to match new pathnames

Change-Id: Id7735be1d75bc315733b1773fba45c1deb8ace43
diff --git a/compiler/llvm/llvm_compilation_unit.h b/compiler/llvm/llvm_compilation_unit.h
index a4f0adb..9de1323 100644
--- a/compiler/llvm/llvm_compilation_unit.h
+++ b/compiler/llvm/llvm_compilation_unit.h
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-#ifndef ART_SRC_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
-#define ART_SRC_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
+#ifndef ART_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
+#define ART_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
 
 #include "base/logging.h"
 #include "base/mutex.h"
@@ -135,4 +135,4 @@
 } // namespace llvm
 } // namespace art
 
-#endif // ART_SRC_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_
+#endif  // ART_COMPILER_LLVM_LLVM_COMPILATION_UNIT_H_