Do not show the EULA if it has already been accepted by the user in another user data dir.

chrome/common/chrome_paths_win.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 "chrome/common/chrome_paths_internal.h"
 
 #include <windows.h>
 #include <knownfolders.h>
 #include <shellapi.h>
 #include <shlobj.h>
 #include <shobjidl.h>
 
 #include "base/file_path.h"
 #include "base/path_service.h"
 #include "base/win/metro.h"
 #include "base/win/scoped_co_mem.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "content/public/common/content_switches.h"
 
 namespace chrome {
 
-bool GetDefaultUserDataDirectory(FilePath* result) {
+namespace {
+
+// Gets the default user data directory for either the current environment
+// (desktop or metro) or for the other one (metro or desktop).
+bool GetUserDataDirectoryForEnvironment(bool current, FilePath* result) {
   if (!PathService::Get(base::DIR_LOCAL_APP_DATA, result))
     return false;
   BrowserDistribution* dist = BrowserDistribution::GetDistribution();
   *result = result->Append(dist->GetInstallSubDir());
-  if (base::win::GetMetroModule())
+  if (base::win::GetMetroModule() ? current : !current)
     *result = result->Append(kMetroChromeUserDataSubDir);
   *result = result->Append(chrome::kUserDataDirname);
   return true;
 }
 
+}  // namespace
+
+bool GetDefaultUserDataDirectory(FilePath* result) {
+  return GetUserDataDirectoryForEnvironment(true, result);
+}
+
+bool GetAlternateUserDataDirectory(FilePath *result) {
+  return GetUserDataDirectoryForEnvironment(false, result);
+}
+
 bool GetChromeFrameUserDataDirectory(FilePath* result) {
   if (!PathService::Get(base::DIR_LOCAL_APP_DATA, result))
     return false;
   BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution(
       BrowserDistribution::CHROME_FRAME);
   *result = result->Append(dist->GetInstallSubDir());
   *result = result->Append(chrome::kUserDataDirname);
   return true;
 }
 
@@ skipping 74 matching lines @@
   // investigated and fixed if possible.
   return process_type.empty() ||
          process_type == switches::kServiceProcess ||
          process_type == switches::kGpuProcess ||
          process_type == switches::kNaClBrokerProcess ||
          process_type == switches::kNaClLoaderProcess ||
          process_type == switches::kPpapiBrokerProcess;
 }
 
 }  // namespace chrome