Handle cache-control:no-store header in PNaCl translation cache

components/nacl/common/pnacl_types.cc

 // Copyright 2013 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 "components/nacl/common/pnacl_types.h"
 
 namespace nacl {
 
-PnaclCacheInfo::PnaclCacheInfo() {}
+PnaclCacheInfo::PnaclCacheInfo()
+    : abi_version(0), opt_level(0), has_no_store_header(0) {}
 PnaclCacheInfo::~PnaclCacheInfo() {}
 
 // static
 bool PnaclInstallProgress::progress_known(const PnaclInstallProgress& p) {
   return p.total_size >= 0;
 }
 
 // static
 PnaclInstallProgress PnaclInstallProgress::Unknown() {
   PnaclInstallProgress p;
   p.current = 0;
   // Use -1 to indicate that total is not determined.
   // This matches the -1 of the OnURLFetchDownloadProgress interface in
   // net/url_request/url_fetcher_delegate.h
   p.total_size = -1;
   return p;
 }
 
 }  // namespace nacl