Move disable_display_vsync out of RendererSettings

ui/compositor/compositor.cc

 // Copyright (c) 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 "ui/compositor/compositor.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <deque>
@@ skipping 69 matching lines @@
   // This will ensure PictureLayers always can have LCD text, to match the
   // previous behaviour with ContentLayers, where LCD-not-allowed notifications
   // were ignored.
   settings.layers_always_allowed_lcd_text = true;
   // Use occlusion to allow more overlapping windows to take less memory.
   settings.use_occlusion_for_tile_prioritization = true;
   refresh_rate_ = settings.renderer_settings.refresh_rate =
       context_factory_->DoesCreateTestContexts() ? kTestRefreshRate
                                                  : kDefaultRefreshRate;
   settings.main_frame_before_activation_enabled = false;
-  if (command_line->HasSwitch(switches::kDisableGpuVsync)) {
-    std::string display_vsync_string =
-        command_line->GetSwitchValueASCII(switches::kDisableGpuVsync);
-    // See comments in gl_switches about this flag.  The browser compositor
-    // is only unthrottled when "gpu" or no switch value is passed, as it
-    // is driven directly by the display compositor.
-    if (display_vsync_string != "beginframe") {
-      settings.renderer_settings.disable_display_vsync = true;
-    }
-  }
   settings.renderer_settings.partial_swap_enabled =
       !command_line->HasSwitch(switches::kUIDisablePartialSwap);
 #if defined(OS_WIN)
   settings.renderer_settings.finish_rendering_on_resize = true;
 #elif defined(OS_MACOSX)
   settings.renderer_settings.release_overlay_resources_after_gpu_query = true;
 #endif
   settings.renderer_settings.gl_composited_texture_quad_border =
       command_line->HasSwitch(cc::switches::kGlCompositedTextureQuadBorder);
   settings.renderer_settings.show_overdraw_feedback =
@@ skipping 486 matching lines @@
 void Compositor::TimeoutLocks() {
   // Make a copy, we're going to cause |active_locks_| to become
   // empty.
   std::vector<CompositorLock*> locks = active_locks_;
   for (auto* lock : locks)
     lock->TimeoutLock();
   DCHECK(active_locks_.empty());
 }
 
 }  // namespace ui