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

Index: chrome/common/chrome_paths_win.cc
diff --git a/chrome/common/chrome_paths_win.cc b/chrome/common/chrome_paths_win.cc
index dc2502f0b2f88a6463cf443bebb29f1f6311e3fd..21d9a35d11527ac235f688d7ffd7ae0297e6d0a9 100644
--- a/chrome/common/chrome_paths_win.cc
+++ b/chrome/common/chrome_paths_win.cc
@@ -20,17 +20,31 @@
 
 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;