Fix crash during import by checking for errors and exiting early.

chrome/browser/first_run_win.cc

 // Copyright (c) 2006-2009 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 "chrome/browser/first_run.h"
 
 #include <windows.h>
 #include <shellapi.h>
 #include <shlobj.h>
 
@@ skipping 502 matching lines @@
 std::wstring EncodeImportParams(int browser_type, int options, HWND window) {
   return StringPrintf(L"%d@%d@%d", browser_type, options, window);
 }
 
 bool DecodeImportParams(const std::wstring& encoded,
                         int* browser_type, int* options, HWND* window) {
   std::vector<std::wstring> v;
   SplitString(encoded, L'@', &v);
   if (v.size() != 3)
     return false;
-  *browser_type = static_cast<int>(StringToInt64(v[0]));
-  *options = static_cast<int>(StringToInt64(v[1]));
+
+  if (!StringToInt(v[0], browser_type))
+    return false;
+
+  if (!StringToInt(v[1], options))
+    return false;
+

[cpu_(ooo_6.6-7.5), 2009/09/21 21:28:54]

the originals have '64' in them...

   *window = reinterpret_cast<HWND>(StringToInt64(v[2]));
   return true;
 }
 
 }  // namespace
 
 bool FirstRun::ImportSettings(Profile* profile, int browser_type,
                               int items_to_import, HWND parent_window) {
   const CommandLine& cmdline = *CommandLine::ForCurrentProcess();
   CommandLine import_cmd(cmdline.program());
@@ skipping 382 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(TryChromeDialog);
 };
 
 }  // namespace
 
 Upgrade::TryResult Upgrade::ShowTryChromeDialog(size_t version) {
   TryChromeDialog td(version);
   return td.ShowModal();
 }