(svn r16481) [0.7] -Backport from trunk:

- Fix: [NoAI] Another try/catch related bug (r16454)
- Fix: Road vehicles ending up on the pavement when they are in a drive through station that got removed due to bankruptcy [FS#2909] (r16448)
- Fix: [NoAI] AIRail::GetRailStationDirection returned incorrect information (r16440)
- Fix: Crash when a company is deleted while a dropdown with company names is open (r16430)
- Change: [NoAI] Stop an AI when it takes too long to initialize or load [FS#2869] (r16425)

src/toolbar_gui.cpp

@@ -167,6 +167,10 @@ public:
 	void Draw(int x, int y, uint width, uint height, bool sel, int bg_colour) const
 	{
 		CompanyID company = (CompanyID)result;
+
+		/* It's possible the company is deleted while the dropdown is open */
+		if (!IsValidCompanyID(company)) return;
+
 		DrawCompanyIcon(company, x + 2, y + 1);
 
 		SetDParam(0, company);