[Coverity] Fix uninitialized member, pass-by-val.

ppapi/native_client/src/trusted/plugin/pnacl_translate_thread.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.
 
 #include "native_client/src/trusted/plugin/pnacl_translate_thread.h"
 
 #include "native_client/src/trusted/desc/nacl_desc_wrapper.h"
 #include "native_client/src/trusted/plugin/plugin.h"
 #include "native_client/src/trusted/plugin/pnacl_resources.h"
 #include "native_client/src/trusted/plugin/srpc_params.h"
 #include "native_client/src/trusted/plugin/utility.h"
 
 namespace plugin {
 
 PnaclTranslateThread::PnaclTranslateThread() : subprocesses_should_die_(false),
                                                manifest_(NULL),
+                                               ld_manifest_(NULL),
                                                obj_file_(NULL),
                                                nexe_file_(NULL),
                                                pexe_wrapper_(NULL),
                                                error_info_(NULL),
                                                resources_(NULL),
                                                plugin_(NULL) {
   NaClXMutexCtor(&subprocess_mu_);
 }
 
-void PnaclTranslateThread::RunTranslate(pp::CompletionCallback finish_callback,
-                                        const Manifest* manifest,
-                                        const Manifest* ld_manifest,
-                                        LocalTempFile* obj_file,
-                                        LocalTempFile* nexe_file,
-                                        nacl::DescWrapper* pexe_wrapper,
-                                        ErrorInfo* error_info,
-                                        PnaclResources* resources,
-                                        Plugin* plugin) {
+void PnaclTranslateThread::RunTranslate(
+    const pp::CompletionCallback& finish_callback,
+    const Manifest* manifest,
+    const Manifest* ld_manifest,
+    LocalTempFile* obj_file,
+    LocalTempFile* nexe_file,
+    nacl::DescWrapper* pexe_wrapper,
+    ErrorInfo* error_info,
+    PnaclResources* resources,
+    Plugin* plugin) {
   PLUGIN_PRINTF(("PnaclTranslateThread::RunTranslate)\n"));
   manifest_ = manifest;
   ld_manifest_ = ld_manifest;
   obj_file_ = obj_file;
   nexe_file_ = nexe_file;
   pexe_wrapper_ = pexe_wrapper;
   error_info_ = error_info;
   resources_ = resources;
   plugin_ = plugin;
 
@@ skipping 123 matching lines @@
     bool subprocesses_should_die) {
   nacl::MutexLocker ml(&subprocess_mu_);
   subprocesses_should_die_ = subprocesses_should_die;
 }
 
 PnaclTranslateThread::~PnaclTranslateThread() {
   NaClMutexDtor(&subprocess_mu_);
 }
 
 } // namespace plugin