update_engine: Run clang-format on ./ (root directory)

BUG=none
TEST=unittest

Change-Id: Ibd075dc7ea9a18e798f612e35725f1c83c112809
Reviewed-on: https://chromium-review.googlesource.com/1409708
Commit-Ready: Amin Hassani <ahassani@chromium.org>
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Sen Jiang <senj@chromium.org>
diff --git a/power_manager_android.cc b/power_manager_android.cc
index 6b7e880..63a0351 100644
--- a/power_manager_android.cc
+++ b/power_manager_android.cc
@@ -16,6 +16,8 @@
 
 #include "update_engine/power_manager_android.h"
 
+#include <memory>
+
 #include <base/logging.h>
 
 namespace chromeos_update_engine {
@@ -24,7 +26,7 @@
 std::unique_ptr<PowerManagerInterface> CreatePowerManager() {
   return std::unique_ptr<PowerManagerInterface>(new PowerManagerAndroid());
 }
-}
+}  // namespace power_manager
 
 bool PowerManagerAndroid::RequestReboot() {
   LOG(WARNING) << "PowerManager not implemented.";