Squish: Try to make 64bit pass on Jenkins

Change-Id: Id829958f434ed96569ac3278271a2d2caf78d674
Reviewed-by: Bill King <bill.king@nokia.com>

tests/system/shared/editor_utils.py

@@ -149,7 +149,7 @@ def verifyHoveringOnEditor(editor, lines, additionalKeyPresses, expectedTypes, e
                 __handleTextTips__(tip, expectedVals, altVal)
             elif expectedType == "WidgetTip":
                 test.warning("Sorry - WidgetTip checks aren't implemented yet.")
-            sendEvent("QMouseEvent", editor, QEvent.MouseMove, 0, -50, Qt.NoButton, 0)
+            mouseMove(editor, -50, -50)
             waitFor("isNull(tip)", 3000)
 
 # helper function that handles verification of TextTip hoverings