Devtools/CC: Remove continuous repainting feature

cc/scheduler/scheduler_state_machine.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/scheduler/scheduler_state_machine.h"
 
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "base/trace_event/trace_event.h"
@@ skipping 31 matching lines @@
       visible_(false),
       can_start_(false),
       can_draw_(false),
       has_pending_tree_(false),
       pending_tree_is_ready_for_activation_(false),
       active_tree_needs_first_draw_(false),
       did_create_and_initialize_first_output_surface_(false),
       impl_latency_takes_priority_(false),
       main_thread_missed_last_deadline_(false),
       skip_next_begin_main_frame_to_reduce_latency_(false),
-      continuous_painting_(false),
       children_need_begin_frames_(false),
       defer_commits_(false),
       video_needs_begin_frames_(false),
       last_commit_had_no_updates_(false),
       wait_for_ready_to_draw_(false),
       did_request_swap_in_last_frame_(false),
       did_perform_swap_in_last_draw_(false) {}
 
 const char* SchedulerStateMachine::OutputSurfaceStateToString(
     OutputSurfaceState state) {
@@ skipping 172 matching lines @@
                     active_tree_needs_first_draw_);
   state->SetBoolean("wait_for_ready_to_draw", wait_for_ready_to_draw_);
   state->SetBoolean("did_create_and_initialize_first_output_surface",
                     did_create_and_initialize_first_output_surface_);
   state->SetBoolean("impl_latency_takes_priority",
                     impl_latency_takes_priority_);
   state->SetBoolean("main_thread_missed_last_deadline",
                     main_thread_missed_last_deadline_);
   state->SetBoolean("skip_next_begin_main_frame_to_reduce_latency",
                     skip_next_begin_main_frame_to_reduce_latency_);
-  state->SetBoolean("continuous_painting", continuous_painting_);
   state->SetBoolean("children_need_begin_frames", children_need_begin_frames_);
   state->SetBoolean("video_needs_begin_frames", video_needs_begin_frames_);
   state->SetBoolean("defer_commits", defer_commits_);
   state->SetBoolean("last_commit_had_no_updates", last_commit_had_no_updates_);
   state->SetBoolean("did_request_swap_in_last_frame",
                     did_request_swap_in_last_frame_);
   state->SetBoolean("did_perform_swap_in_last_draw",
                     did_perform_swap_in_last_draw_);
   state->EndDictionary();
 }
@@ skipping 364 matching lines @@
   if (commit_has_no_updates &&
       forced_redraw_state_ == FORCED_REDRAW_STATE_WAITING_FOR_DRAW) {
     DCHECK(!has_pending_tree_);
     needs_redraw_ = true;
     active_tree_needs_first_draw_ = true;
   }
 
   // This post-commit work is common to both completed and aborted commits.
   pending_tree_is_ready_for_activation_ = false;
 
-  if (continuous_painting_)
-    needs_begin_main_frame_ = true;
   last_commit_had_no_updates_ = commit_has_no_updates;
 }
 
 void SchedulerStateMachine::WillActivate() {
   if (begin_main_frame_state_ ==
       BEGIN_MAIN_FRAME_STATE_WAITING_FOR_ACTIVATION) {
     begin_main_frame_state_ = settings_.commit_to_active_tree
                                   ? BEGIN_MAIN_FRAME_STATE_WAITING_FOR_DRAW
                                   : BEGIN_MAIN_FRAME_STATE_IDLE;
   }
@@ skipping 466 matching lines @@
     case OUTPUT_SURFACE_ACTIVE:
     case OUTPUT_SURFACE_WAITING_FOR_FIRST_COMMIT:
     case OUTPUT_SURFACE_WAITING_FOR_FIRST_ACTIVATION:
       return true;
   }
   NOTREACHED();
   return false;
 }
 
 }  // namespace cc