Format the world (or just HWUI)

Test: No code changes, just ran through clang-format
Change-Id: Id23aa4ec7eebc0446fe3a30260f33e7fd455bb8c
diff --git a/libs/hwui/tests/common/LeakChecker.h b/libs/hwui/tests/common/LeakChecker.h
index cdf47d6..e43df17 100644
--- a/libs/hwui/tests/common/LeakChecker.h
+++ b/libs/hwui/tests/common/LeakChecker.h
@@ -22,7 +22,7 @@
 class LeakChecker {
 public:
     static void checkForLeaks();
-}; // class TestUtils
+};  // class TestUtils
 
 } /* namespace test */
 } /* namespace uirenderer */