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/hwcutils.cpp b/hwcutils.cpp
index 31b781a..b778b93 100644
--- a/hwcutils.cpp
+++ b/hwcutils.cpp
@@ -62,8 +62,8 @@
 int DrmHwcNativeHandle::CopyBufferHandle(buffer_handle_t handle) {
   native_handle_t *handle_copy;
   GraphicBufferMapper &gm(GraphicBufferMapper::get());
-  int ret =
-      gm.importBuffer(handle, const_cast<buffer_handle_t *>(&handle_copy));
+  int ret = gm.importBuffer(handle,
+                            const_cast<buffer_handle_t *>(&handle_copy));
   if (ret) {
     ALOGE("Failed to import buffer handle %d", ret);
     return ret;
@@ -144,4 +144,4 @@
       transform |= DrmHwcTransform::kRotate90;
   }
 }
-}
+}  // namespace android