Coverity: Fix a few pass-by-values.

ppapi/native_client/src/trusted/plugin/service_runtime.cc

 /*
  * Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #define NACL_LOG_MODULE_NAME "Plugin::ServiceRuntime"
 
 #include "native_client/src/trusted/plugin/service_runtime.h"
 
@@ skipping 448 matching lines @@
   if (err >= PP_OK) {
     *request->bytes_granted = err;
   } else {
     *request->bytes_granted = 0;
   }
   *request->op_complete_ptr = true;
   NaClXCondVarBroadcast(&cv_);
   // request automatically deleted
 }
 
-int64_t PluginReverseInterface::RequestQuotaForWrite(nacl::string file_id,
-                                                     int64_t offset,
-                                                     int64_t bytes_to_write) {
+int64_t PluginReverseInterface::RequestQuotaForWrite(
+    nacl::string file_id, int64_t offset, int64_t bytes_to_write) {
   NaClLog(4,
           "PluginReverseInterface::RequestQuotaForWrite:"
           " (file_id='%s', offset=%"NACL_PRId64", bytes_to_write=%"
           NACL_PRId64")\n", file_id.c_str(), offset, bytes_to_write);
   PP_Resource resource;
   {
     nacl::MutexLocker take(&mu_);
     uint64_t file_key = STRTOULL(file_id.c_str(), NULL, 10);
     if (quota_map_.find(file_key) == quota_map_.end()) {
       // Look up failed to find the requested quota managed resource.
@@ skipping 280 matching lines @@
   nacl::MutexLocker take(&mu_);
   return exit_status_;
 }
 
 void ServiceRuntime::set_exit_status(int exit_status) {
   nacl::MutexLocker take(&mu_);
   exit_status_ = exit_status & 0xff;
 }
 
 }  // namespace plugin