Fix cpplint whitespace/indent issues

Change-Id: I7c1647f0c39e1e065ca5820f9b79998691ba40b1
diff --git a/runtime/common_test.h b/runtime/common_test.h
index e735e27..778ca63 100644
--- a/runtime/common_test.h
+++ b/runtime/common_test.h
@@ -246,7 +246,7 @@
 #if GCC_VERSION >= 40303
     __builtin___clear_cache(reinterpret_cast<void*>(base), reinterpret_cast<void*>(base + len));
 #else
-   LOG(FATAL) << "UNIMPLEMENTED: cache flush";
+    LOG(FATAL) << "UNIMPLEMENTED: cache flush";
 #endif
   }