Remove uses of SkBitmap::Config (deprecated) from core/ and platform/.

Source/platform/graphics/skia/GaneshUtils.cpp

Index: Source/platform/graphics/skia/GaneshUtils.cpp
diff --git a/Source/platform/graphics/skia/GaneshUtils.cpp b/Source/platform/graphics/skia/GaneshUtils.cpp
index 7053444d0ed25e12a9e6bbc30678e479ef5deb2e..fdf51e2b67ad89602ea9da32ca0dcb76d6760fc4 100644
--- a/Source/platform/graphics/skia/GaneshUtils.cpp
+++ b/Source/platform/graphics/skia/GaneshUtils.cpp
@@ -61,7 +61,7 @@ bool ensureTextureBackedSkBitmap(GrContext* gr, SkBitmap& bitmap, const IntSize&
         SkGrPixelRef* pixelRef = SkNEW_ARGS(SkGrPixelRef, (info, texture.get()));
         if (!pixelRef)
             return false;
-        bitmap.setConfig(SkBitmap::kARGB_8888_Config, size.width(), size.height());
+        bitmap.setConfig(info);
         bitmap.setPixelRef(pixelRef)->unref();
     }