Revert of Revert of Revert of Make drawImage a virtual on SkDevice

src/gpu/SkGpuDevice.cpp

Index: src/gpu/SkGpuDevice.cpp
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 9518600e9948cd681e1bf9f4fb587bc046ccce1c..6ff0538ee2ca833bfbfcc145d8dbd0ba605fef4c 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -21,7 +21,6 @@
 #include "SkErrorInternals.h"
 #include "SkGlyphCache.h"
 #include "SkGrTexturePixelRef.h"
-#include "SkImage_Base.h"
 #include "SkImageFilter.h"
 #include "SkLayerInfo.h"
 #include "SkMaskFilter.h"
@@ -1731,47 +1730,6 @@
                                filter, ctx, result, offset);
 }
 
-static SkImageInfo make_info(GrTexture* tex, int w, int h, bool isOpaque) {
-    const GrPixelConfig config = tex->config();
-    SkColorType ct;
-    SkAlphaType at = isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
-    if (!GrPixelConfig2ColorAndProfileType(config, &ct, NULL)) {
-        ct = kUnknown_SkColorType;
-    }
-    return SkImageInfo::Make(w, h, ct, at);
-}
-
-static bool wrap_as_bm(const SkImage* image, SkBitmap* bm) {
-    GrTexture* tex = image->getTexture();
-    if (tex) {
-        // TODO: handle the GrTexture directly, and skip GrPixelRef
-        const SkImageInfo info = make_info(tex, image->width(), image->height(), image->isOpaque());
-        bm->setInfo(info);
-        bm->setPixelRef(SkNEW_ARGS(SkGrPixelRef, (info, tex)))->unref();
-    } else {
-        if (!as_IB(image)->getROPixels(bm)) {
-            return false;
-        }
-    }
-    return true;
-}
-
-void SkGpuDevice::drawImage(const SkDraw& draw, const SkImage* image, SkScalar x, SkScalar y,
-                            const SkPaint& paint) {
-    SkBitmap bm;
-    if (wrap_as_bm(image, &bm)) {
-        this->drawBitmap(draw, bm, SkMatrix::MakeTrans(x, y), paint);
-    }
-}
-
-void SkGpuDevice::drawImageRect(const SkDraw& draw, const SkImage* image, const SkRect* src,
-                                const SkRect& dst, const SkPaint& paint) {
-    SkBitmap bm;
-    if (wrap_as_bm(image, &bm)) {
-        this->drawBitmapRect(draw, bm, src, dst, paint, SkCanvas::kNone_DrawBitmapRectFlag);
-    }
-}
-
 ///////////////////////////////////////////////////////////////////////////////
 
 // must be in SkCanvas::VertexMode order