Fix multiple inclusion guards to match new pathnames

Change-Id: Id7735be1d75bc315733b1773fba45c1deb8ace43
diff --git a/runtime/runtime_support_llvm.h b/runtime/runtime_support_llvm.h
index af99842..566f7bc 100644
--- a/runtime/runtime_support_llvm.h
+++ b/runtime/runtime_support_llvm.h
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-#ifndef ART_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_LLVM_H_
-#define ART_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_LLVM_H_
+#ifndef ART_RUNTIME_RUNTIME_SUPPORT_LLVM_H_
+#define ART_RUNTIME_RUNTIME_SUPPORT_LLVM_H_
 
 extern "C" {
 
@@ -27,4 +27,4 @@
 
 }  // extern "C"
 
-#endif  // ART_SRC_COMPILER_LLVM_RUNTIME_SUPPORT_LLVM_H_
+#endif  // ART_RUNTIME_RUNTIME_SUPPORT_LLVM_H_