drawBitmap is deprecated

Bug: skia:11216
Change-Id: I4affb8e00ff7e7b3e8d873ddfd653f397ca8d928
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/360979
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/docs/examples/Pixmap_readPixels.cpp b/docs/examples/Pixmap_readPixels.cpp
index fdbbdc5..f8446c8 100644
--- a/docs/examples/Pixmap_readPixels.cpp
+++ b/docs/examples/Pixmap_readPixels.cpp
@@ -19,13 +19,13 @@
     bitmap.installPixels(srcPixmap);
     SkCanvas srcCanvas(bitmap);
     srcCanvas.drawRect(SkRect::MakeWH(width, height), paint);
-    canvas->drawBitmap(bitmap, 0, 0);
+    canvas->drawImage(bitmap.asImage(), 0, 0);
     std::vector<int32_t> dstPixels;
     dstPixels.resize(height * width * 2);
     SkImageInfo dstInfo = srcInfo.makeColorType(kARGB_4444_SkColorType);
     srcPixmap.readPixels(dstInfo, &dstPixels.front(), width * 2);
     SkPixmap dstPixmap(dstInfo, &dstPixels.front(), width * 2);
     bitmap.installPixels(dstPixmap);
-    canvas->drawBitmap(bitmap, 0, 128);
+    canvas->drawImage(bitmap.asImage(), 0, 128);
 }
 }  // END FIDDLE