Fix multiple inclusion guards to match new pathnames

Change-Id: Id7735be1d75bc315733b1773fba45c1deb8ace43
diff --git a/compiler/dex/compiler_ir.h b/compiler/dex/compiler_ir.h
index c6f99f3..a9b5bf6 100644
--- a/compiler/dex/compiler_ir.h
+++ b/compiler/dex/compiler_ir.h
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-#ifndef ART_SRC_COMPILER_DEX_COMPILER_IR_H_
-#define ART_SRC_COMPILER_DEX_COMPILER_IR_H_
+#ifndef ART_COMPILER_DEX_COMPILER_IR_H_
+#define ART_COMPILER_DEX_COMPILER_IR_H_
 
 #include <vector>
 #include <llvm/IR/Module.h>
@@ -112,4 +112,4 @@
 
 }  // namespace art
 
-#endif // ART_SRC_COMPILER_DEX_COMPILER_IR_H_
+#endif  // ART_COMPILER_DEX_COMPILER_IR_H_