drm_hwcomposer: Reformat using clang-format-5.0

Run the new clang-format style over the codebase to make things
compatible.

Change-Id: I267d5070929aaa7965d58655da841402debdcb6c
Signed-off-by: Sean Paul <seanpaul@chromium.org>
diff --git a/worker.cpp b/worker.cpp
index da6c580..0dceb16 100644
--- a/worker.cpp
+++ b/worker.cpp
@@ -91,4 +91,4 @@
     Routine();
   }
 }
-}
+}  // namespace android