cc: turn on distance field text on animated layers

cc/resources/gpu_raster_worker_pool.cc

Index: cc/resources/gpu_raster_worker_pool.cc
diff --git a/cc/resources/gpu_raster_worker_pool.cc b/cc/resources/gpu_raster_worker_pool.cc
index 2d1e888a6388f67fd48aff1548ae4cbe6e4f5873..8e16611e668b0f0a8bc9189c612b8d3cf775b0f9 100644
--- a/cc/resources/gpu_raster_worker_pool.cc
+++ b/cc/resources/gpu_raster_worker_pool.cc
@@ -36,7 +36,12 @@ class RasterBufferImpl : public RasterBuffer {
                         const gfx::Rect& rect,
                         float scale,
                         RenderingStatsInstrumentation* stats) override {
-    if (!lock_.sk_surface())
+    // Turn on distance fields for layers that have ever animated.
+    bool use_distance_field_text =
+        picture_pile->will_be_used_for_transform_animation();

[reveman, 2014/10/20 18:38:29]

This line should also take LayerTreeSettings::use_distance_field_text into
account. See my resource provider comment for more details.

+    SkSurface* sk_surface = lock_.GetSkSurface(use_distance_field_text);
+
+    if (!sk_surface)
       return;
 
     SkPictureRecorder recorder;
@@ -50,7 +55,7 @@ class RasterBufferImpl : public RasterBuffer {
 
     // Add the canvas and recorded picture to |multi_picture_draw_|.
     skia::RefPtr<SkPicture> picture = skia::AdoptRef(recorder.endRecording());
-    multi_picture_draw_->add(lock_.sk_surface()->getCanvas(), picture.get());
+    multi_picture_draw_->add(sk_surface->getCanvas(), picture.get());
   }
 
  private: