update_engine: Run clang-format on common/

BUG=none
TEST=unittest

Change-Id: Icdaf5017e03a197bc576f08f4b8dcdd00cff217c
Reviewed-on: https://chromium-review.googlesource.com/1407541
Commit-Ready: Amin Hassani <ahassani@chromium.org>
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Sen Jiang <senj@chromium.org>
diff --git a/common/platform_constants_android.cc b/common/platform_constants_android.cc
index 371fe26..9d8d30e 100644
--- a/common/platform_constants_android.cc
+++ b/common/platform_constants_android.cc
@@ -32,7 +32,7 @@
 const char kOmahaResponseDeadlineFile[] = "";
 const char kNonVolatileDirectory[] = "/data/misc/update_engine";
 const char kPostinstallMountOptions[] =
-  "context=u:object_r:postinstall_file:s0";
+    "context=u:object_r:postinstall_file:s0";
 
 }  // namespace constants
 }  // namespace chromeos_update_engine