diff --git a/src/ai/ai_gui.cpp b/src/ai/ai_gui.cpp
index aa51f568c0..d316a011ae 100644
--- a/src/ai/ai_gui.cpp
+++ b/src/ai/ai_gui.cpp
@@ -60,9 +60,7 @@ struct AIListWindow : public Window {
 
 		this->InitNested(desc); // Initializes 'this->line_height' as side effect.
 
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(AIL_WIDGET_LIST)->current_y / this->line_height);
 		this->vscroll.SetCount((int)this->ai_info_list->size() + 1);
-		this->GetWidget<NWidgetCore>(AIL_WIDGET_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 
 		/* Try if we can find the currently selected AI */
 		this->selected = -1;
@@ -277,9 +275,7 @@ struct AISettingsWindow : public Window {
 
 		this->InitNested(desc);  // Initializes 'this->line_height' as side effect.
 
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(AIS_WIDGET_BACKGROUND)->current_y / this->line_height);
 		this->vscroll.SetCount((int)this->ai_config->GetConfigList()->size());
-		this->GetWidget<NWidgetCore>(AIS_WIDGET_BACKGROUND)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
@@ -677,8 +673,6 @@ struct AIDebugWindow : public Window {
 		}
 		this->DisableWidget(AID_WIDGET_RELOAD_TOGGLE);
 
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(AID_WIDGET_LOG_PANEL)->current_y / this->resize.step_height);
-
 		this->last_vscroll_pos = 0;
 		this->autoscroll = true;
 
diff --git a/src/bridge_gui.cpp b/src/bridge_gui.cpp
index 0f30cb4232..73359d8e97 100644
--- a/src/bridge_gui.cpp
+++ b/src/bridge_gui.cpp
@@ -143,13 +143,11 @@ public:
 		this->SortBridgeList();
 
 		this->vscroll.SetCount(bl->Length());
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(BBSW_BRIDGE_LIST)->current_y / this->resize.step_height);
 		if (this->last_size < this->vscroll.GetCapacity()) this->last_size = this->vscroll.GetCapacity();
 		if (this->last_size > this->vscroll.GetCount()) this->last_size = this->vscroll.GetCount();
 		/* Resize the bridge selection window if we used a bigger one the last time. */
 		if (this->last_size > this->vscroll.GetCapacity()) {
 			ResizeWindow(this, 0, (this->last_size - this->vscroll.GetCapacity()) * this->resize.step_height);
-			this->vscroll.SetCapacity(this->last_size);
 		}
 		this->GetWidget<NWidgetCore>(BBSW_BRIDGE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
diff --git a/src/depot_gui.cpp b/src/depot_gui.cpp
index 4b06bc576d..a55f4c8a32 100644
--- a/src/depot_gui.cpp
+++ b/src/depot_gui.cpp
@@ -225,6 +225,8 @@ struct DepotWindow : Window {
 
 	DepotWindow(const WindowDesc *desc, TileIndex tile, VehicleType type) : Window()
 	{
+		assert(IsCompanyBuildableVehicleType(type)); // ensure that we make the call with a valid type
+
 		this->sel = INVALID_VEHICLE;
 		this->generate_list = true;
 		this->type = type;
@@ -234,7 +236,8 @@ struct DepotWindow : Window {
 		this->FinishInitNested(desc, tile);
 
 		this->owner = GetTileOwner(tile);
-		this->CreateDepotListWindow(type);
+		_backup_orders_tile = 0;
+
 	}
 
 	~DepotWindow()
@@ -593,21 +596,6 @@ struct DepotWindow : Window {
 		}
 	}
 
-	void CreateDepotListWindow(VehicleType type)
-	{
-		_backup_orders_tile = 0;
-
-		assert(IsCompanyBuildableVehicleType(type)); // ensure that we make the call with a valid type
-
-		/* Set the number of blocks in each direction */
-		this->hscroll.SetCapacity(_resize_cap[type].width);
-		this->vscroll.SetCapacity(_resize_cap[type].height);
-
-		this->GetWidget<NWidgetCore>(DEPOT_WIDGET_MATRIX)->widget_data =
-			(this->vscroll.GetCapacity() << MAT_ROW_START) // number of rows to draw on the background
-			+ ((type == VEH_TRAIN ? 1 : this->hscroll.GetCapacity()) << MAT_COL_START); // number of boxes in each row. Trains always have just one
-	}
-
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
 	{
 		switch (widget) {
diff --git a/src/group_gui.cpp b/src/group_gui.cpp
index bf5e553202..58b516bb2d 100644
--- a/src/group_gui.cpp
+++ b/src/group_gui.cpp
@@ -206,23 +206,6 @@ public:
 		this->CreateNestedTree(desc);
 
 		this->vehicle_type = (VehicleType)GB(window_number, 11, 5);
-		switch (this->vehicle_type) {
-			default: NOT_REACHED();
-			case VEH_TRAIN:
-			case VEH_ROAD:
-				this->vscroll2.SetCapacity(9);
-				this->vscroll.SetCapacity(6);
-				break;
-			case VEH_SHIP:
-			case VEH_AIRCRAFT:
-				this->vscroll2.SetCapacity(9);
-				this->vscroll.SetCapacity(4);
-				break;
-		}
-
-		this->GetWidget<NWidgetCore>(GRP_WIDGET_LIST_GROUP)->widget_data = (this->vscroll2.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
-		this->GetWidget<NWidgetCore>(GRP_WIDGET_LIST_VEHICLE)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
-
 		switch (this->vehicle_type) {
 			default: NOT_REACHED();
 			case VEH_TRAIN:    this->sorting = &_sorting.train;    break;
diff --git a/src/industry_gui.cpp b/src/industry_gui.cpp
index 37563de68f..9173cc11cf 100644
--- a/src/industry_gui.cpp
+++ b/src/industry_gui.cpp
@@ -1036,7 +1036,6 @@ public:
 		this->BuildSortIndustriesList();
 
 		this->InitNested(desc, 0);
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(IDW_INDUSTRY_LIST)->current_y / this->resize.step_height);
 	}
 
 	~IndustryDirectoryWindow()
diff --git a/src/misc_gui.cpp b/src/misc_gui.cpp
index 28c2090136..11ef35b5cd 100644
--- a/src/misc_gui.cpp
+++ b/src/misc_gui.cpp
@@ -1777,7 +1777,6 @@ public:
 		this->FinishInitNested(desc, 0);
 
 		this->LowerWidget(SLWW_DRIVES_DIRECTORIES_LIST);
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(SLWW_DRIVES_DIRECTORIES_LIST)->current_y / this->resize.step_height);
 
 		/* pause is only used in single-player, non-editor mode, non-menu mode. It
 		 * will be unpaused in the WE_DESTROY event handler. */
diff --git a/src/network/network_content_gui.cpp b/src/network/network_content_gui.cpp
index 06ed8a047e..ca706330c2 100644
--- a/src/network/network_content_gui.cpp
+++ b/src/network/network_content_gui.cpp
@@ -363,9 +363,6 @@ public:
 		this->FilterContentList();
 		this->SortContentList();
 		this->InvalidateData();
-
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(NCLWW_MATRIX)->current_y / this->resize.step_height);
-		this->GetWidget<NWidgetCore>(NCLWW_MATRIX)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 
 	/** Free everything we allocated */
diff --git a/src/network/network_gui.cpp b/src/network/network_gui.cpp
index 4e6bcead16..434fdb6d74 100644
--- a/src/network/network_gui.cpp
+++ b/src/network/network_gui.cpp
@@ -462,10 +462,6 @@ public:
 		this->servers.SetSortFuncs(this->sorter_funcs);
 		this->servers.ForceRebuild();
 		this->SortNetworkGameList();
-
-		NWidgetCore *nwi = this->GetWidget<NWidgetCore>(NGWW_MATRIX);
-		this->vscroll.SetCapacity(nwi->current_y / this->resize.step_height);
-		nwi->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 
 	~NetworkGameWindow()
diff --git a/src/newgrf_gui.cpp b/src/newgrf_gui.cpp
index 7980733b23..53348f0e75 100644
--- a/src/newgrf_gui.cpp
+++ b/src/newgrf_gui.cpp
@@ -262,7 +262,6 @@ public:
 
 		this->BuildGrfList();
 		this->SetWidgetDisabledState(ANGRFW_ADD, this->sel == NULL || this->sel->IsOpenTTDBaseGRF());
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(ANGRFW_GRF_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height);
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
diff --git a/src/news_gui.cpp b/src/news_gui.cpp
index 55aec1c22e..ba6cf20592 100644
--- a/src/news_gui.cpp
+++ b/src/news_gui.cpp
@@ -922,7 +922,6 @@ struct MessageHistoryWindow : Window {
 	MessageHistoryWindow(const WindowDesc *desc) : Window()
 	{
 		this->InitNested(desc); // Initializes 'this->line_height' and 'this->date_width'.
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(MHW_BACKGROUND)->current_y - this->top_spacing - this->bottom_spacing) / this->line_height);
 		this->OnInvalidateData(0);
 	}
 
diff --git a/src/order_gui.cpp b/src/order_gui.cpp
index 36f5dba410..1cb88c3461 100644
--- a/src/order_gui.cpp
+++ b/src/order_gui.cpp
@@ -677,9 +677,6 @@ public:
 		this->selected_order = -1;
 		this->owner = v->owner;
 
-		int num_lines = (this->GetWidget<NWidgetBase>(ORDER_WIDGET_ORDER_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height;
-		this->vscroll.SetCapacity(num_lines);
-
 		if (_settings_client.gui.quick_goto && v->owner == _local_company) {
 			/* If there are less than 2 station, make Go To active. */
 			int station_orders = 0;
diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp
index 3849d53dcf..b65770cbd2 100644
--- a/src/settings_gui.cpp
+++ b/src/settings_gui.cpp
@@ -1464,7 +1464,6 @@ struct GameSettingsWindow : Window {
 
 		this->InitNested(desc, 0);
 
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(SETTINGSEL_OPTIONSPANEL)->current_y - SETTINGTREE_TOP_OFFSET - SETTINGTREE_BOTTOM_OFFSET) / this->resize.step_height);
 		this->vscroll.SetCount(_settings_main_page.Length());
 	}
 
diff --git a/src/signs_gui.cpp b/src/signs_gui.cpp
index 212e7f5b02..412f432607 100644
--- a/src/signs_gui.cpp
+++ b/src/signs_gui.cpp
@@ -95,8 +95,6 @@ struct SignListWindow : Window, SignList {
 	{
 		this->InitNested(desc, window_number);
 
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(SLW_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height);
-
 		/* Create initial list. */
 		this->signs.ForceRebuild();
 		this->signs.ForceResort();
diff --git a/src/station_gui.cpp b/src/station_gui.cpp
index f9b304593a..d3974523e5 100644
--- a/src/station_gui.cpp
+++ b/src/station_gui.cpp
@@ -266,7 +266,6 @@ public:
 
 		this->InitNested(desc, window_number);
 		this->owner = (Owner)this->window_number;
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(SLW_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / FONT_HEIGHT_NORMAL);
 
 		for (uint i = 0; i < NUM_CARGO; i++) {
 			const CargoSpec *cs = CargoSpec::Get(i);
@@ -792,8 +791,6 @@ struct StationViewWindow : public Window {
 
 		Owner owner = Station::Get(window_number)->owner;
 		if (owner != OWNER_NONE) this->owner = owner;
-
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(SVW_WAITING)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height);
 	}
 
 	~StationViewWindow()
@@ -1280,8 +1277,6 @@ struct SelectStationWindow : Window {
 		this->CreateNestedTree(desc);
 		this->GetWidget<NWidgetCore>(JSW_WIDGET_CAPTION)->widget_data = T::EXPECTED_FACIL == FACIL_WAYPOINT ? STR_JOIN_WAYPOINT_CAPTION : STR_JOIN_STATION_CAPTION;
 		this->FinishInitNested(desc, 0);
-
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(JSW_PANEL)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height);
 		this->OnInvalidateData(0);
 	}
 
diff --git a/src/subsidy_gui.cpp b/src/subsidy_gui.cpp
index 6cbae2da0e..da41901e23 100644
--- a/src/subsidy_gui.cpp
+++ b/src/subsidy_gui.cpp
@@ -39,7 +39,6 @@ struct SubsidyListWindow : Window {
 	{
 		this->InitNested(desc, window_number);
 		this->OnInvalidateData(0);
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(SLW_PANEL)->current_y / this->resize.step_height);
 	}
 
 	virtual void OnClick(Point pt, int widget)
diff --git a/src/timetable_gui.cpp b/src/timetable_gui.cpp
index fe19a27e4f..fff8325b06 100644
--- a/src/timetable_gui.cpp
+++ b/src/timetable_gui.cpp
@@ -60,7 +60,6 @@ struct TimetableWindow : Window {
 		this->InitNested(desc, window_number);
 		this->owner = this->vehicle->owner;
 		this->sel_index = -1;
-		this->vscroll.SetCapacity((this->GetWidget<NWidgetBase>(TTV_TIMETABLE_PANEL)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height);
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
diff --git a/src/town_gui.cpp b/src/town_gui.cpp
index 2e60e57044..fa36382af4 100644
--- a/src/town_gui.cpp
+++ b/src/town_gui.cpp
@@ -659,7 +659,6 @@ public:
 		this->BuildSortTownList();
 
 		this->InitNested(desc, 0);
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(TDW_CENTERTOWN)->current_y / this->resize.step_height);
 	}
 
 	~TownDirectoryWindow()
diff --git a/src/vehicle_gui.cpp b/src/vehicle_gui.cpp
index 63a944c142..627d85871c 100644
--- a/src/vehicle_gui.cpp
+++ b/src/vehicle_gui.cpp
@@ -298,7 +298,6 @@ struct RefitWindow : public Window {
 
 		this->FinishInitNested(desc, v->index);
 		this->owner = v->owner;
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetCore>(VRW_MATRIX)->current_y / this->resize.step_height);
 
 		this->order = order;
 		this->sel  = -1;
@@ -895,9 +894,6 @@ public:
 		this->FinishInitNested(desc, window_number);
 		this->owner = company;
 
-		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(VLW_WIDGET_LIST)->current_y / this->resize.step_height);
-		this->GetWidget<NWidgetCore>(VLW_WIDGET_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
-
 		if (this->vehicle_type == VEH_TRAIN) ResizeWindow(this, 65, 0);
 	}
 
@@ -1307,11 +1303,6 @@ struct VehicleDetailsWindow : Window {
 
 		this->GetWidget<NWidgetCore>(VLD_WIDGET_RENAME_VEHICLE)->tool_tip = STR_VEHICLE_DETAILS_TRAIN_RENAME + v->type;
 
-		if (v->type == VEH_TRAIN) {
-			NWidgetCore *nwi = this->GetWidget<NWidgetCore>(VLD_WIDGET_MATRIX);
-			this->vscroll.SetCapacity(nwi->current_y / this->resize.step_height);
-			nwi->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
-		}
 		this->owner = v->owner;
 		this->tab = TDW_TAB_CARGO;
 	}