Add DIR_ROAMING_USER_DATA to PathService.

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 597448bdf67a23280e996fdc49a8084ae22f31ee..767f96727345c4bc15cfccde799a147ed621ac72 100644
--- a/chrome/common/chrome_paths_win.cc
+++ b/chrome/common/chrome_paths_win.cc
@@ -51,6 +51,15 @@ bool GetDefaultUserDataDirectory(base::FilePath* result) {
   return true;
 }
 
+bool GetDefaultRoamingUserDataDirectory(base::FilePath* result) {
+  if (!PathService::Get(base::DIR_APP_DATA, result))
+    return false;
+  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
+  *result = result->Append(dist->GetInstallSubDir());
+  *result = result->Append(chrome::kUserDataDirname);
+  return true;
+}
+
 void GetUserCacheDirectory(const base::FilePath& profile_dir,
                            base::FilePath* result) {
   // This function does more complicated things on Mac/Linux.