game: fixed npc_manhack not notifying npc_template_maker/npc_maker when thrown and destroyed with gravity gun. (ValveSoftware/source-sdk-2013#362)

game/server/hl2/npc_manhack.cpp

@@ -3007,6 +3007,8 @@ void CNPC_Manhack::OnPhysGunPickup( CBasePlayer *pPhysGunUser, PhysGunPickup_t r
 	}
 	else
 	{
+		m_pPrevOwner.Set( GetOwnerEntity() );
+
 		// Suppress collisions between the manhack and the player; we're currently bumping
 		// almost certainly because it's not purely a physics object.
 		SetOwnerEntity( pPhysGunUser );
@@ -3022,8 +3024,10 @@ void CNPC_Manhack::OnPhysGunPickup( CBasePlayer *pPhysGunUser, PhysGunPickup_t r
 //-----------------------------------------------------------------------------
 void CNPC_Manhack::OnPhysGunDrop( CBasePlayer *pPhysGunUser, PhysGunDrop_t Reason )
 {
+	SetOwnerEntity( m_pPrevOwner.Get() );
+
 	// Stop suppressing collisions between the manhack and the player
-	SetOwnerEntity( NULL );
+	m_pPrevOwner.Set( NULL );
 
 	m_bHeld = false;
 

game/server/hl2/npc_manhack.h

@@ -254,6 +254,7 @@ private:
 	CSprite			*m_pLightGlow;
 	
 	CHandle<SmokeTrail>	m_hSmokeTrail;
+	CHandle<CBaseEntity>	m_pPrevOwner;
 
 	int				m_iPanel1;
 	int				m_iPanel2;