remove/deprecate SkBitmap::getTexture, as it now always returns false

src/image/SkImage_Raster.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkImage_Base.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 235 matching lines @@
 
 sk_sp<SkImage> SkMakeImageFromPixelRef(const SkImageInfo& info, SkPixelRef* pr,
                                        const SkIPoint& pixelRefOrigin, size_t rowBytes) {
     if (!SkImage_Raster::ValidArgs(info, rowBytes, false, nullptr)) {
         return nullptr;
     }
     return sk_make_sp<SkImage_Raster>(info, pr, pixelRefOrigin, rowBytes);
 }
 
 sk_sp<SkImage> SkMakeImageFromRasterBitmap(const SkBitmap& bm, ForceCopyMode forceCopy) {
-    SkASSERT(nullptr == bm.getTexture());
-
     bool hasColorTable = false;
     if (kIndex_8_SkColorType == bm.colorType()) {
         SkAutoLockPixels autoLockPixels(bm);
         hasColorTable = bm.getColorTable() != nullptr;
     }
 
     if (!SkImage_Raster::ValidArgs(bm.info(), bm.rowBytes(), hasColorTable, nullptr)) {
         return nullptr;
     }
 
@@ skipping 26 matching lines @@
         // pixelref since the caller might call setImmutable() themselves
         // (thus changing our state).
         if (fBitmap.isImmutable()) {
             bitmap->setInfo(fBitmap.info(), fBitmap.rowBytes());
             bitmap->setPixelRef(fBitmap.pixelRef(), fBitmap.pixelRefOrigin());
             return true;
         }
     }
     return this->INHERITED::onAsLegacyBitmap(bitmap, mode);
 }