remove dead methods now that we use specials exclusively for imagefilters

src/core/SkDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkColorFilter.h"
 #include "SkDevice.h"
 #include "SkDraw.h"
@@ skipping 429 matching lines @@
         currM.setConcat(*draw.fMatrix, localM);
         localD.fMatrix = &currM;
         int subLen = proc((const char*)text);
         this->drawText(localD, text, subLen, 0, 0, paint);
         text = (const char*)text + subLen;
     }
 }
 
 //////////////////////////////////////////////////////////////////////////////////////////
 
-void SkBaseDevice::drawSpriteWithFilter(const SkDraw& draw, const SkBitmap& bitmap,
-                                        int x, int y,
-                                        const SkPaint& paint) {
-    SkImageFilter* filter = paint.getImageFilter();
-    SkASSERT(filter);
-
-    SkIPoint offset = SkIPoint::Make(0, 0);
-    SkMatrix matrix = *draw.fMatrix;
-    matrix.postTranslate(SkIntToScalar(-x), SkIntToScalar(-y));
-    const SkIRect clipBounds = draw.fRC->getBounds().makeOffset(-x, -y);
-    SkAutoTUnref<SkImageFilterCache> cache(this->getImageFilterCache());
-    SkImageFilter::Context ctx(matrix, clipBounds, cache.get());
-
-    sk_sp<SkSpecialImage> srcImg(SkSpecialImage::internal_fromBM(bitmap, &this->surfaceProps()));
-    if (!srcImg) {
-        return; // something disastrous happened
-    }
-
-    sk_sp<SkSpecialImage> resultImg(filter->filterImage(srcImg.get(), ctx, &offset));
-    if (resultImg) {
-        SkPaint tmpUnfiltered(paint);
-        tmpUnfiltered.setImageFilter(nullptr);
-        SkBitmap resultBM;
-        if (resultImg->internal_getBM(&resultBM)) {
-            // TODO: add drawSprite(SkSpecialImage) to SkDevice? (see skbug.com/5073)
-            this->drawSprite(draw, resultBM, x + offset.x(), y + offset.y(), tmpUnfiltered);
-        }
-    }
-}
-
 uint32_t SkBaseDevice::filterTextFlags(const SkPaint& paint) const {
     uint32_t flags = paint.getFlags();
 
     if (!paint.isLCDRenderText() || !paint.isAntiAlias()) {
         return flags;
     }
 
     if (kUnknown_SkPixelGeometry == fSurfaceProps.pixelGeometry()
         || this->onShouldDisableLCD(paint)) {
 
@@ skipping 55 matching lines @@
 
     // Also log filter quality independent scale factor.
     SK_HISTOGRAM_ENUMERATION("DrawScaleFactor.AnyFilterQuality", scaleFactor,
                              kLast_ScaleFactor + 1);
 
     // Also log an overall histogram of filter quality.
     SK_HISTOGRAM_ENUMERATION("FilterQuality", filterQuality, kLast_SkFilterQuality + 1);
 #endif
 }