SkBitmap::Config is deprecated, switch to using SkColorType

BUG=

Review URL: https://codereview.chromium.org/183833011

git-svn-id: svn://svn.chromium.org/blink/trunk@168504 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/platform/DragImage.cpp

@@ -103,7 +103,7 @@ PassOwnPtr<DragImage> DragImage::create(Image* image, RespectImageOrientationEnu
     }
 
     SkBitmap skBitmap;
-    if (!bitmap->bitmap().copyTo(&skBitmap, SkBitmap::kARGB_8888_Config))
+    if (!bitmap->bitmap().copyTo(&skBitmap, kPMColor_SkColorType))
         return nullptr;
     return adoptPtr(new DragImage(skBitmap, deviceScaleFactor));
 }

third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp

@@ -313,7 +313,7 @@ PassOwnPtr<ScaledImageFragment> ImageFrameGenerator::decode(size_t index, ImageD
     // This is confusing and should be cleaned up when we can deprecate the use
     // case for Android discardable memory.
     SkBitmap copyBitmap;
-    if (!fullSizeBitmap.copyTo(&copyBitmap, fullSizeBitmap.config(), m_discardableAllocator.get()))
+    if (!fullSizeBitmap.copyTo(&copyBitmap, fullSizeBitmap.colorType(), m_discardableAllocator.get()))
         return nullptr;
 
     if (isCacheComplete)

third_party/WebKit/Source/platform/image-decoders/ImageFrame.cpp

@@ -100,7 +100,7 @@ bool ImageFrame::copyBitmapData(const ImageFrame& other)
     m_hasAlpha = other.m_hasAlpha;
     m_bitmap->bitmap().reset();
     const NativeImageSkia* otherBitmap = other.m_bitmap.get();
-    return otherBitmap->bitmap().copyTo(&m_bitmap->bitmap(), otherBitmap->bitmap().config());
+    return otherBitmap->bitmap().copyTo(&m_bitmap->bitmap(), otherBitmap->bitmap().colorType());
 }
 
 bool ImageFrame::setSize(int newWidth, int newHeight)