Update object names for Squish tests

MantidPlot/test/squish_test_suites/refl_gui_tests/objects.map

@@ -14,12 +14,14 @@
 :MantidPlot - untitled.WorkspaceContextMenu_QMenu	{name='WorkspaceContextMenu' type='QMenu' visible='1' window=':MantidPlot - untitled_ApplicationWindow_2'}
 :MantidPlot - untitled.Workspaces_MantidDockWidget	{name='exploreMantid' type='QWorkspaceDockView' visible='1' window=':MantidPlot - untitled_ApplicationWindow_2' windowTitle='Workspaces'}
 :MantidPlot - untitled.Workspaces_MantidQt::MantidWidgets::QWorkspaceDockView	{name='exploreMantid' type='MantidQt::MantidWidgets::QWorkspaceDockView' visible='1' window=':MantidPlot - untitled_ApplicationWindow_2' windowTitle='Workspaces'}
+:MantidPlot - untitled.Workspaces_QDockWidget	{name='exploreMantid' type='QDockWidget' visible='1' window=':MantidPlot - untitled_ApplicationWindow_2' windowTitle='Workspaces'}
 :MantidPlot - untitled_ApplicationWindow	{name='main application' type='ApplicationWindow' visible='0' windowTitle='MantidPlot - untitled'}
 :MantidPlot - untitled_ApplicationWindow_2	{name='main application' type='ApplicationWindow' visible='1' windowTitle='MantidPlot - untitled'}
 :Open Table_QFileDialog	{name='QFileDialog' type='QFileDialog' visible='0' windowTitle='Open Table'}
 :RenameWorkspace input dialog.Run_QPushButton	{text='Run' type='QPushButton' unnamed='1' visible='1' window=':RenameWorkspace input dialog_MantidQt::API::GenericDialog'}
 :RenameWorkspace input dialog_MantidQt::API::GenericDialog	{type='MantidQt::API::GenericDialog' unnamed='1' visible='1' windowTitle='RenameWorkspace input dialog'}
 :RenameWorkspace input dialog_QPushButton	{type='QPushButton' unnamed='1' visible='1' window=':RenameWorkspace input dialog_MantidQt::API::GenericDialog'}
+:Workspaces.WorkspaceTreeWidget_MantidTreeWidget	{container=':MantidPlot - untitled.Workspaces_QDockWidget' name='WorkspaceTree' type='MantidQt::MantidWidgets::MantidTreeWidget' visible='1'}
 :Workspaces.WorkspaceTree_MantidTreeWidget	{container=':MantidPlot - untitled.Workspaces_MantidQt::MantidWidgets::QWorkspaceDockView' name='WorkspaceTree' type='MantidQt::MantidWidgets::MantidTreeWidget' visible='1'}
 :_QMenuBar	{type='QMenuBar' unnamed='1' visible='1'}
 :_QMessageBox	{type='QMessageBox' unnamed='1' visible='0'}

MantidPlot/test/squish_test_suites/refl_gui_tests/tst_basic_operation/test.py

@@ -43,7 +43,7 @@ class ReflTestHarness:
         
     def list_from_workspace_list(self):
         item_names = list()
-        workspace_tree = waitForObject(":Workspaces.WorkspaceTree_MantidTreeWidget")
+        workspace_tree = waitForObject(":Workspaces.WorkspaceTreeWidget_MantidTreeWidget")
         
         topItem = workspace_tree.topLevelItem(0)
         item = topItem