90     bool getBitmapColorType(png_structp, png_infop, SkColorType*, bool* hasAlpha,
301     bool                hasAlpha = false;  in onDecode()  local
304     if (!this->getBitmapColorType(png_ptr, info_ptr, &colorType, &hasAlpha, &theTranspColor)) {  in onDecode()
328         decodePalette(png_ptr, info_ptr, bitDepth, &hasAlpha, &reallyHasAlpha, &colorTable);  in onDecode()
387         } else if (hasAlpha) {  in onDecode()
715 static transform_scanline_proc choose_proc(SkColorType ct, bool hasAlpha) {  in choose_proc()  argument
719         hasAlpha = false;   // we store false in the table entries for kIndex8  in choose_proc()
736         if (gMap[i].fColorType == ct && gMap[i].fHasAlpha == hasAlpha) {  in choose_proc()
768                                png_byte* SK_RESTRICT trans, bool hasAlpha) {  in pack_palette()  argument
773     if (hasAlpha) {  in pack_palette()
821                   const bool& hasAlpha, int colorType,
849     const bool hasAlpha = !bitmap->isOpaque();  in onEncode()  local
880     if (hasAlpha) {  in onEncode()
905     return doEncode(stream, *bitmap, hasAlpha, colorType, bitDepth, ct, sig_bit);  in onEncode()
909                   const bool& hasAlpha, int colorType,  in doEncode()  argument
957         int numTrans = pack_palette(ct, paletteColors, trans, hasAlpha);  in doEncode()
971     transform_scanline_proc proc = choose_proc(ct, hasAlpha);  in doEncode()