remove SK_SUPPORT_LEGACY_WRITEPIXELSCONFIG -- dead code

src/core/SkBitmapDevice.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmapDevice.h"
 #include "SkConfig8888.h"
 #include "SkDraw.h"
@@ skipping 181 matching lines @@
     if (kPMColor_SkColorType != subset.colorType()) {
         // It'd be preferable to do this directly to bitmap.
         subset.copyTo(&subset, kPMColor_SkColorType);
     }
     SkAutoLockPixels alp(bitmap);
     uint32_t* bmpPixels = reinterpret_cast<uint32_t*>(bitmap.getPixels());
     SkCopyBitmapToConfig8888(bmpPixels, bitmap.rowBytes(), config8888, subset);
     return true;
 }
 
-#ifdef SK_SUPPORT_LEGACY_WRITEPIXELSCONFIG
-void SkBitmapDevice::writePixels(const SkBitmap& bitmap,
-                                 int x, int y,
-                                 SkCanvas::Config8888 config8888) {
-    if (bitmap.isNull() || bitmap.getTexture()) {
-        return;
-    }
-    const SkBitmap* sprite = &bitmap;
-    // check whether we have to handle a config8888 that doesn't match SkPMColor
-    if (SkBitmap::kARGB_8888_Config == bitmap.config() &&
-        SkCanvas::kNative_Premul_Config8888 != config8888 &&
-        kPMColorAlias != config8888) {
-
-        // We're going to have to convert from a config8888 to the native config
-        // First we clip to the device bounds.
-        SkBitmap dstBmp = this->accessBitmap(true);
-        SkIRect spriteRect = SkIRect::MakeXYWH(x, y,
-                                               bitmap.width(), bitmap.height());
-        SkIRect devRect = SkIRect::MakeWH(dstBmp.width(), dstBmp.height());
-        if (!spriteRect.intersect(devRect)) {
-            return;
-        }
-
-        // write directly to the device if it has pixels and is SkPMColor
-        bool drawSprite;
-        if (SkBitmap::kARGB_8888_Config == dstBmp.config() && !dstBmp.isNull()) {
-            // we can write directly to the dst when doing the conversion
-            dstBmp.extractSubset(&dstBmp, spriteRect);
-            drawSprite = false;
-        } else {
-            // we convert to a temporary bitmap and draw that as a sprite
-            if (!dstBmp.allocPixels(SkImageInfo::MakeN32Premul(spriteRect.width(),
-                                                               spriteRect.height()))) {
-                return;
-            }
-            drawSprite = true;
-        }
-
-        // copy pixels to dstBmp and convert from config8888 to native config.
-        SkAutoLockPixels alp(bitmap);
-        uint32_t* srcPixels = bitmap.getAddr32(spriteRect.fLeft - x,
-                                               spriteRect.fTop - y);
-        SkCopyConfig8888ToBitmap(dstBmp,
-                                 srcPixels,
-                                 bitmap.rowBytes(),
-                                 config8888);
-
-        if (drawSprite) {
-            // we've clipped the sprite when we made a copy
-            x = spriteRect.fLeft;
-            y = spriteRect.fTop;
-            sprite = &dstBmp;
-        } else {
-            return;
-        }
-    }
-
-    SkPaint paint;
-    paint.setXfermodeMode(SkXfermode::kSrc_Mode);
-    SkRasterClip clip(SkIRect::MakeWH(fBitmap.width(), fBitmap.height()));
-    SkDraw  draw;
-    draw.fRC = &clip;
-    draw.fClip = &clip.bwRgn();
-    draw.fBitmap = &fBitmap; // canvas should have already called accessBitmap
-    draw.fMatrix = &SkMatrix::I();
-    this->drawSprite(draw, *sprite, x, y, paint);
-}
-#endif
-
 void* SkBitmapDevice::onAccessPixels(SkImageInfo* info, size_t* rowBytes) {
     if (fBitmap.getPixels()) {
         *info = fBitmap.info();
         *rowBytes = fBitmap.rowBytes();
         return fBitmap.getPixels();
     }
     return NULL;
 }
 
 static void rect_memcpy(void* dst, size_t dstRB, const void* src, size_t srcRB, size_t bytesPerRow,
@@ skipping 299 matching lines @@
         paint.getStyle() != SkPaint::kFill_Style ||
         !SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)) {
         // turn off lcd
         flags->fFlags = paint.getFlags() & ~SkPaint::kLCDRenderText_Flag;
         flags->fHinting = paint.getHinting();
         return true;
     }
     // we're cool with the paint as is
     return false;
 }