Created uber tray UI for monitoring ongoing WebDrive sync operations

chrome/browser/chromeos/gdata/gdata_util.cc

Index: chrome/browser/chromeos/gdata/gdata_util.cc
diff --git a/chrome/browser/chromeos/gdata/gdata_util.cc b/chrome/browser/chromeos/gdata/gdata_util.cc
index a8958451c1f5ea1bcdccca0b8c37920961622f06..be8bd52bbb601fb739db554e5daf9f3566cd0f79 100644
--- a/chrome/browser/chromeos/gdata/gdata_util.cc
+++ b/chrome/browser/chromeos/gdata/gdata_util.cc
@@ -24,6 +24,8 @@
 #include "chrome/common/url_constants.h"
 #include "chrome/browser/chromeos/gdata/gdata_file_system.h"
 #include "chrome/browser/chromeos/gdata/gdata_system_service.h"
+#include "chrome/browser/chromeos/login/user.h"
+#include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ -247,6 +249,11 @@ void SetPermissionsForGDataCacheFiles(Profile* profile,
 }
 
 bool IsGDataAvailable(Profile* profile) {
+  if (!chromeos::UserManager::Get()->IsUserLoggedIn() ||
+      chromeos::UserManager::Get()->IsLoggedInAsGuest() ||
+      chromeos::UserManager::Get()->IsLoggedInAsDemoUser())
+    return false;
+
   // Do not allow GData for incognito windows / guest mode.
   if (profile->IsOffTheRecord())
     return false;