Skip drawing unsupported layers in forced software mode

cc/layers/picture_layer_impl.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/layers/picture_layer_impl.h"
 
 #include <algorithm>
 
 #include "base/time.h"
 #include "cc/base/math_util.h"
@@ skipping 99 matching lines @@
   gfx::Rect rect(visible_content_rect());
   gfx::Rect content_rect(content_bounds());
 
   SharedQuadState* shared_quad_state =
       quad_sink->UseSharedQuadState(CreateSharedQuadState());
 
   bool draw_direct_to_backbuffer =
       draw_properties().can_draw_directly_to_backbuffer &&
       layer_tree_impl()->settings().force_direct_layer_drawing;
 
-  if (draw_direct_to_backbuffer || !append_quads_data->allow_tile_draw_quads) {
+  if (draw_direct_to_backbuffer ||
+      current_draw_mode_ == DRAW_MODE_RESOURCELESS_SOFTWARE) {
     AppendDebugBorderQuad(
         quad_sink,
         shared_quad_state,
         append_quads_data,
         DebugColors::DirectPictureBorderColor(),
         DebugColors::DirectPictureBorderWidth(layer_tree_impl()));
 
     gfx::Rect geometry_rect = rect;
     gfx::Rect opaque_rect = contents_opaque() ? geometry_rect : gfx::Rect();
     gfx::Size texture_size = rect.size();
@@ skipping 893 matching lines @@
   state->Set("tilings", tilings_->AsValue().release());
   state->Set("pictures", pile_->AsValue().release());
   state->Set("invalidation", invalidation_.AsValue().release());
 }
 
 size_t PictureLayerImpl::GPUMemoryUsageInBytes() const {
   return tilings_->GPUMemoryUsageInBytes();
 }
 
 }  // namespace cc