Don't use DF text during animations

cc/raster/gpu_raster_buffer_provider.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/raster/gpu_raster_buffer_provider.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 
@@ skipping 195 matching lines @@
 
   if (async_worker_context_enabled_) {
     // Early out if sync token is invalid. This happens if the compositor
     // context was lost before ScheduleTasks was called.
     if (!sync_token.HasData())
       return;
     // Synchronize with compositor.
     gl->WaitSyncTokenCHROMIUM(sync_token.GetConstData());
   }
 
-  // Turn on distance fields for layers that have ever animated.
-  bool use_distance_field_text =
-      use_distance_field_text_ ||
-      raster_source->ShouldAttemptToUseDistanceFieldText();
-
   RasterizeSource(raster_source, resource_has_previous_content,
                   resource_lock->size(), raster_full_rect, raster_dirty_rect,
                   scales, playback_settings, worker_context_provider_,
                   resource_lock, async_worker_context_enabled_,
-                  use_distance_field_text, msaa_sample_count_);
+                  use_distance_field_text_, msaa_sample_count_);
 
   const uint64_t fence_sync = gl->InsertFenceSyncCHROMIUM();
 
   // Barrier to sync worker context output to cc context.
   gl->OrderingBarrierCHROMIUM();
 
   // Generate sync token after the barrier for cross context synchronization.
   gpu::SyncToken resource_sync_token;
   gl->GenUnverifiedSyncTokenCHROMIUM(fence_sync, resource_sync_token.GetData());
   resource_lock->set_sync_token(resource_sync_token);
   resource_lock->set_synchronized(!async_worker_context_enabled_);
 }
 
 }  // namespace cc