cc: Partial tile update for one-copy raster.

cc/trees/layer_tree_host_impl.cc

 // Copyright 2011 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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <set>
@@ skipping 2115 matching lines @@
 
     // We need to create a staging resource pool when using copy rasterizer.
     *staging_resource_pool =
         ResourcePool::Create(resource_provider_.get(), image_target);
     *resource_pool =
         ResourcePool::Create(resource_provider_.get(), GL_TEXTURE_2D);
 
     *tile_task_worker_pool = OneCopyTileTaskWorkerPool::Create(
         task_runner, task_graph_runner, context_provider,
         resource_provider_.get(), staging_resource_pool_.get(),
-        settings_.max_bytes_per_copy_operation);
+        settings_.max_bytes_per_copy_operation,
+        settings_.use_persistent_map_for_gpu_memory_buffers);
     return;
   }
 
   // Synchronous single-threaded mode depends on tiles being ready to
   // draw when raster is complete.  Therefore, it must use one of zero
   // copy, software raster, or GPU raster (in the branches above).
   DCHECK(!IsSynchronousSingleThreaded());
 
   *resource_pool = ResourcePool::Create(
       resource_provider_.get(), GL_TEXTURE_2D);
@@ skipping 52 matching lines @@
     // point).
     return false;
   }
 
   output_surface_ = output_surface.Pass();
   resource_provider_ = ResourceProvider::Create(
       output_surface_.get(), shared_bitmap_manager_, gpu_memory_buffer_manager_,
       proxy_->blocking_main_thread_task_runner(),
       settings_.renderer_settings.highp_threshold_min,
       settings_.renderer_settings.use_rgba_4444_textures,
-      settings_.renderer_settings.texture_id_allocation_chunk_size);
+      settings_.renderer_settings.texture_id_allocation_chunk_size,
+      settings_.use_persistent_map_for_gpu_memory_buffers);
 
   CreateAndSetRenderer();
 
   // Since the new renderer may be capable of MSAA, update status here.
   UpdateGpuRasterizationStatus();
 
   if (settings_.impl_side_painting && settings_.raster_enabled)
     CreateAndSetTileManager();
   RecreateTreeResources();
 
@@ skipping 1215 matching lines @@
   new_target.SetToMin(layer_impl->MaxScrollOffset());
 
   curve->UpdateTarget(
       animation->TrimTimeToCurrentIteration(CurrentBeginFrameArgs().frame_time)
           .InSecondsF(),
       new_target);
 
   return true;
 }
 }  // namespace cc