Quote the path to IE when launching it for the uninstall survey.

chrome/installer/util/google_chrome_distribution.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.
 //
 // This file defines specific implementation of BrowserDistribution class for
 // Google Chrome.
 
 #include "chrome/installer/util/google_chrome_distribution.h"
 
 #include <windows.h>
@@ skipping 79 matching lines @@
   base::string16 os_version = base::StringPrintf(L"%d.%d.%d",
       version_number.major, version_number.minor, version_number.build);
 
   base::FilePath iexplore;
   if (!PathService::Get(base::DIR_PROGRAM_FILES, &iexplore))
     return;
 
   iexplore = iexplore.AppendASCII("Internet Explorer");
   iexplore = iexplore.AppendASCII("iexplore.exe");
 
-  base::string16 command = iexplore.value() + L" " + GetUninstallSurveyUrl() +
-      L"&" + kVersionParam + L"=" + base::UTF8ToWide(version.GetString()) +
+  base::string16 command = L"\"" + iexplore.value() + L"\" " +
+      GetUninstallSurveyUrl() +
+      L"&" + kVersionParam + L"=" + base::ASCIIToUTF16(version.GetString()) +
       L"&" + kOSParam + L"=" + os_version;
 
   base::string16 uninstall_metrics;
   if (installer::ExtractUninstallMetricsFromFile(local_data_path,
                                                  &uninstall_metrics)) {
     // The user has opted into anonymous usage data collection, so append
     // metrics and distribution data.
     command += uninstall_metrics;
     if (!distribution_data.empty()) {
       command += L"&";
@@ skipping 163 matching lines @@
       GetAppGuid());
 }
 
 bool GoogleChromeDistribution::ShouldSetExperimentLabels() {
   return true;
 }
 
 bool GoogleChromeDistribution::HasUserExperiments() {
   return true;
 }