Convert unit tests, GMs from SkBitmapSource to SkImagesource

gm/resizeimagefilter.cpp

Index: gm/resizeimagefilter.cpp
diff --git a/gm/resizeimagefilter.cpp b/gm/resizeimagefilter.cpp
index ca7f554fdbd9bad18047cf4ba23c63a6192f4f48..9a684a28597252c8722652ac63c638a99ae65a98 100644
--- a/gm/resizeimagefilter.cpp
+++ b/gm/resizeimagefilter.cpp
@@ -6,9 +6,10 @@
  */
 
 #include "gm.h"
-#include "SkBitmapSource.h"
 #include "SkColor.h"
+#include "SkImageSource.h"
 #include "SkRefCnt.h"
+#include "SkSurface.h"
 
 namespace skiagm {
 
@@ -86,20 +87,21 @@ protected:
              deviceSize,
              kHigh_SkFilterQuality);
 
-        SkBitmap bitmap;
-        bitmap.allocN32Pixels(16, 16);
-        bitmap.eraseARGB(0x00, 0x00, 0x00, 0x00);
+        SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterN32Premul(16, 16));
+        SkCanvas* surfaceCanvas = surface->getCanvas();
+        surfaceCanvas->clear(0x000000);
         {
-            SkCanvas bitmapCanvas(bitmap);
             SkPaint paint;
             paint.setColor(0xFF00FF00);
             SkRect ovalRect = SkRect::MakeWH(16, 16);
             ovalRect.inset(SkIntToScalar(2)/3, SkIntToScalar(2)/3);
-            bitmapCanvas.drawOval(ovalRect, paint);
+            surfaceCanvas->drawOval(ovalRect, paint);
         }
+        SkAutoTUnref<SkImage> image(surface->newImageSnapshot());
         SkRect inRect = SkRect::MakeXYWH(-4, -4, 20, 20);
         SkRect outRect = SkRect::MakeXYWH(-24, -24, 120, 120);
-        SkAutoTUnref<SkBitmapSource> source(SkBitmapSource::Create(bitmap, inRect, outRect));
+        SkAutoTUnref<SkImageFilter> source(
+            SkImageSource::Create(image, inRect, outRect, kHigh_SkFilterQuality));
         canvas->translate(srcRect.width() + SkIntToScalar(10), 0);
         draw(canvas,
              srcRect,