Bug 214443 [Markers] Problem view filter created even if I hit Escape
3.0M4 If I Configure Contents in the Problems view and push the New button to create a Filter, hitting Cancel in the input dialog still creates a filter.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/FiltersConfigurationDialog.java
.getBoolean(
									IDEInternalPreferences.PROMPT_FOR_UNSELECTED_FILTERS)) {
				MessageDialogWithToggle dialog =  MessageDialogWithToggle.openYesNoQuestion(getShell(),
						MarkerMessages.filtersDialogDeselectedFiltersTitle,
						MarkerMessages.filtersDialogDeselectedFiltersMessage,
						MarkerMessages.filtersDialogDoNotAsk, false,
						IDEWorkbenchPlugin.getDefault().getPreferenceStore(),
						IDEInternalPreferences.PROMPT_FOR_UNSELECTED_FILTERS);
				return dialog.getReturnCode() == IDialogConstants.YES_ID;
			}
		}
		return true;
	}
	/**
	 * Remove the filters in selection.
	 * 
	 * @param selection
	 */
	private void removeFilters(ISelection selection) {
		filterGroups.remove(((IStructuredSelection) selection)
				.getFirstElement());
		filtersList.refresh();
	}
	/**
	 * Save the dialog settings for the receiver.
	 */
	private void saveDialogSettings() {
		IDialogSettings settings = getDialogSettings();
		if (selectedFilterGroup != null)
			settings.put(SELECTED_FILTER_GROUP, selectedFilterGroup.getName());