Codemod: Clang-format for all files in ReactCommon directory

Summary:
We are moving towards 100%-prettified files. That's the first step when we apply Clang Format for `ReactCommon`.

Changelog: [Internal]

Reviewed By: mdvacca

Differential Revision: D20110895

fbshipit-source-id: 0a0ce4997cf1c3721b0b07ef78c1a57ce87d20f9

ReactCommon/cxxreact/JSExecutor.cpp

@@ -16,12 +16,12 @@ namespace react {
 
 std::string JSExecutor::getSyntheticBundlePath(
     uint32_t bundleId,
-    const std::string& bundlePath) {
+    const std::string &bundlePath) {
   if (bundleId == RAMBundleRegistry::MAIN_BUNDLE_ID) {
     return bundlePath;
   }
   return folly::to<std::string>("seg-", bundleId, ".js");
 }
 
-}
-}
+} // namespace react
+} // namespace facebook