Removed unused cache variables.

Signed-off-by: NSimon Hausmann <shausman@trolltech.com>

contrib/fast-import/git-p4

@@ -415,8 +415,6 @@ class P4Sync(Command):
                 optparse.make_option("--changesfile", dest="changesFile"),
                 optparse.make_option("--silent", dest="silent", action="store_true"),
                 optparse.make_option("--known-branches", dest="knownBranches"),
-                optparse.make_option("--data-cache", dest="dataCache", action="store_true"),
-                optparse.make_option("--command-cache", dest="commandCache", action="store_true"),
                 optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"),
                 optparse.make_option("--with-origin", dest="syncWithOrigin", action="store_true")
         ]
@@ -430,8 +428,6 @@ class P4Sync(Command):
 
         self.usage += " //depot/path[@revRange]"
 
-        self.dataCache = False
-        self.commandCache = False
         self.silent = False
         self.knownBranches = Set()
         self.createdBranches = Set()