Tracker: don't initialize layouts when we're not supposed to.

This didn't cause any problems before because all the views that don't
use layouts reimplemented this function. But that may not be the case in
the future.

src/kits/tracker/ContainerWindow.cpp

@@ -461,6 +461,7 @@ BContainerWindow::BContainerWindow(LockingList<BWindow>* list,
 	:
 	BWindow(InitialWindowRect(feel), "TrackerWindow", look, feel, flags,
 		workspace),
+	fUseLayouts(useLayouts),
 	fMenuContainer(NULL),
 	fPoseContainer(NULL),
 	fBorderedView(NULL),
@@ -1011,7 +1012,7 @@ BContainerWindow::RestoreState(const BMessage &message)
 void
 BContainerWindow::RestoreStateCommon()
 {
-	if (!fIsDesktop)
+	if (!fIsDesktop && fUseLayouts)
 		InitLayout();
 
 	if (BootedInSafeMode())

src/kits/tracker/ContainerWindow.h

@@ -280,6 +280,7 @@ protected:
 		BObjectList<Model>*, void*, BStringList&);
 	void LoadAddOn(BMessage*);
 
+	bool fUseLayouts;
 	BGroupLayout* fRootLayout;
 	BGroupView* fMenuContainer;
 	BGridView* fPoseContainer;