Tracker: Rework BFilePanel compatibility code.

Instead of adding "dummy views", leave the original views intact
and just add a resizing hack to take care of any movements that
apps have inflicted.

Fixes #16411, a crash in WonderBrush, and compatibility issues
in some other applications.

src/kits/tracker/FilePanel.cpp

@@ -116,6 +116,16 @@ BFilePanel::Show()
 		fWindow->Show();
 
 	fWindow->Activate();
+
+#if 1
+	// The Be Book gives the names for some of the child views so that apps
+	// could move them around if they needed to, but we have most in layouts,
+	// so once the window has been opened, we have to forcibly resize "PoseView"
+	// (fBackView) to fully invalidate its layout in case any of the controls
+	// in it have been moved.
+	fWindow->FindView("PoseView")->ResizeBy(1, 1);
+	fWindow->FindView("PoseView")->ResizeBy(-1, -1);
+#endif
 }
 
 

src/kits/tracker/FilePanelPriv.cpp

@@ -909,24 +909,6 @@ TFilePanel::RestoreState()
 
 	// Finish UI creation now that the PoseView is initialized
 	InitLayout();
-
-#if 1
-	// The Be Book gives the names for some of these views so that apps could
-	// move them around if they needed to, but we have them here in layouts,
-	// so we need to change their names and add dummy views for compatibility.
-	// (The same is done for the PoseView above.)
-	fPoseView->TitleView()->SetName("ActualTitleView");
-	fPoseView->CountView()->SetName("ActualCountView");
-	fPoseView->HScrollBar()->SetName("ActualHScrollBar");
-	fPoseView->VScrollBar()->SetName("ActualVScrollBar");
-
-	const char* views[] = {"TitleView", "HScrollBar", "VScrollBar", "CountVw", NULL};
-	for (int i = 0; views[i] != NULL; i++) {
-		BView* dummy = new BView(BRect(), views[i], B_FOLLOW_NONE, 0);
-		fBackView->AddChild(dummy);
-		dummy->Hide();
-	}
-#endif
 }