Remove DelegatedFrameData::device_scale_factor

cc/output/delegating_renderer.cc

 // Copyright 2012 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/output/delegating_renderer.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 66 matching lines @@
                                    float device_scale_factor,
                                    const gfx::Rect& device_viewport_rect,
                                    const gfx::Rect& device_clip_rect,
                                    bool disable_picture_quad_image_filtering) {
   TRACE_EVENT0("cc", "DelegatingRenderer::DrawFrame");
 
   DCHECK(!delegated_frame_data_);
 
   delegated_frame_data_ = base::WrapUnique(new DelegatedFrameData);
   DelegatedFrameData& out_data = *delegated_frame_data_;
-  out_data.device_scale_factor = device_scale_factor;
   // Move the render passes and resources into the |out_frame|.
   out_data.render_pass_list.swap(*render_passes_in_draw_order);
 
   // Collect all resource ids in the render passes into a ResourceIdArray.
   ResourceProvider::ResourceIdArray resources;
   for (const auto& render_pass : out_data.render_pass_list) {
     for (const auto& quad : render_pass->quad_list) {
       for (ResourceId resource_id : quad->resources)
         resources.push_back(resource_id);
     }
@@ skipping 24 matching lines @@
     }
   }
   if (context_provider) {
     // If we are not visible, we ask the context to aggressively free resources.
     context_provider->ContextSupport()->SetAggressivelyFreeResources(
         !visible());
   }
 }
 
 }  // namespace cc