Fix bad scaling in TiledLayer

cc/resources/bitmap_skpicture_content_layer_updater.cc

Index: cc/resources/bitmap_skpicture_content_layer_updater.cc
diff --git a/cc/resources/bitmap_skpicture_content_layer_updater.cc b/cc/resources/bitmap_skpicture_content_layer_updater.cc
index a776d235c1d26af03d25b73fcf5a9ec24336e1d1..06b65639a83fed0f6377f6bb836717ba9068e02f 100644
--- a/cc/resources/bitmap_skpicture_content_layer_updater.cc
+++ b/cc/resources/bitmap_skpicture_content_layer_updater.cc
@@ -72,8 +72,8 @@ void BitmapSkPictureContentLayerUpdater::PaintContentsRect(
   if (!canvas)
     return;
   // Translate the origin of content_rect to that of source_rect.
-  canvas->translate(content_rect().x() - source_rect.x(),
-                    content_rect().y() - source_rect.y());
+  canvas->translate(paint_rect().x() - source_rect.x(),
+                    paint_rect().y() - source_rect.y());
   base::TimeTicks start_time =
       rendering_stats_instrumentation_->StartRecording();
   DrawPicture(canvas);