(svn r17404) -Change (r17379): silence gcc warning caused by inlining of a virtual function

src/company_cmd.cpp

@@ -57,7 +57,7 @@ Company::Company(uint16 name_1, bool is_ai) :
 	is_ai(is_ai)
 {
 	for (uint j = 0; j < 4; j++) this->share_owners[j] = COMPANY_SPECTATOR;
-	InvalidateWindowData(WC_PERFORMANCE_DETAIL, 0, -1);
+	InvalidateWindowData(WC_PERFORMANCE_DETAIL, 0, INVALID_COMPANY);
 }
 
 Company::~Company()

src/graph_gui.cpp

@@ -1074,7 +1074,7 @@ struct PerformanceRatingDetailWindow : Window {
 		this->UpdateCompanyStats();
 
 		this->InitNested(desc, window_number);
-		this->OnInvalidateData(-1);
+		this->OnInvalidateData(INVALID_COMPANY);
 	}
 
 	void UpdateCompanyStats()