cc: Revert to using SkMultiPictureDraw in GpuRasterizer::RasterizeSource().

Using picture->playback() was causing some corrupted tiles
however it seemed fixed.  I was able to reproduce the bug on
about:tracing, so reverting back to using SkMultiPictureDraw until
fixed.

TBR=vmpstr@chromium.org
NOTRY=true
BUG=454500

Review URL: https://codereview.chromium.org/926673003

Cr-Commit-Position: refs/heads/master@{#316344}

cc/resources/gpu_rasterizer.cc

@@ -120,7 +120,10 @@ void GpuRasterizer::RasterizeSource(
     write_lock->InitSkSurface(use_worker_context, use_distance_field_text,
                               raster_source->CanUseLCDText(),
                               msaa_sample_count_);
-    picture->playback(write_lock->sk_surface()->getCanvas(), nullptr);
+    SkMultiPictureDraw multi_picture_draw;
+    multi_picture_draw.add(write_lock->sk_surface()->getCanvas(),
+                           picture.get());
+    multi_picture_draw.draw(false);
     write_lock->ReleaseSkSurface();
   }
 }