(svn r10217) -Fix r10216: forgot to declare 'blitter' in win32 and cocoa driver (tnx glx)

src/video/cocoa_v.mm

@@ -206,6 +206,8 @@ static uint32 GetTick()
 static void QZ_CheckPaletteAnim()
 {
 	if (_pal_count_dirty != 0) {
+		Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
+
 		switch (blitter->UsePaletteAnimation()) {
 			case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
 				QZ_UpdatePalette(_pal_first_dirty, _pal_count_dirty);

src/video/sdl_v.cpp

@@ -57,9 +57,9 @@ static void InitPalette()
 
 static void CheckPaletteAnim()
 {
-	Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
-
 	if (_pal_count_dirty != 0) {
+		Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
+
 		switch (blitter->UsePaletteAnimation()) {
 			case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
 				UpdatePalette(_pal_first_dirty, _pal_count_dirty);

src/video/win32_v.cpp

@@ -232,6 +232,8 @@ static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lP
 			old_palette = SelectPalette(dc, _wnd.gdi_palette, FALSE);
 
 			if (_pal_count_dirty != 0) {
+				Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
+
 				switch (blitter->UsePaletteAnimation()) {
 					case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
 						UpdatePalette(_pal_first_dirty, _pal_count_dirty);