cc: Do not pass BeginFrameArgs to state machine.

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 133 matching lines @@
       return "ACTION_PREPARE_TILES";
   }
   NOTREACHED();
   return "???";
 }
 
 scoped_refptr<base::trace_event::ConvertableToTraceFormat>
 SchedulerStateMachine::AsValue() const {
   scoped_refptr<base::trace_event::TracedValue> state =
       new base::trace_event::TracedValue();
-  AsValueInto(state.get(), gfx::FrameTime::Now());
+  AsValueInto(state.get());
   return state;
 }
 
-void SchedulerStateMachine::AsValueInto(base::trace_event::TracedValue* state,
-                                        base::TimeTicks now) const {
+void SchedulerStateMachine::AsValueInto(
+    base::trace_event::TracedValue* state) const {
   state->BeginDictionary("major_state");
   state->SetString("next_action", ActionToString(NextAction()));
   state->SetString("begin_impl_frame_state",
                    BeginImplFrameStateToString(begin_impl_frame_state_));
   state->SetString("commit_state", CommitStateToString(commit_state_));
   state->SetString("output_surface_state_",
                    OutputSurfaceStateToString(output_surface_state_));
   state->SetString("forced_redraw_state",
                    ForcedRedrawOnTimeoutStateToString(forced_redraw_state_));
   state->EndDictionary();
 
-  state->BeginDictionary("major_timestamps_in_ms");
-  state->SetDouble("0_interval",
-                   begin_impl_frame_args_.interval.InMicroseconds() / 1000.0L);
-  state->SetDouble(
-      "1_now_to_deadline",
-      (begin_impl_frame_args_.deadline - now).InMicroseconds() / 1000.0L);
-  state->SetDouble(
-      "2_frame_time_to_now",
-      (now - begin_impl_frame_args_.frame_time).InMicroseconds() / 1000.0L);
-  state->SetDouble("3_frame_time_to_deadline",
-                   (begin_impl_frame_args_.deadline -
-                    begin_impl_frame_args_.frame_time).InMicroseconds() /
-                       1000.0L);
-  state->SetDouble("4_now",
-                   (now - base::TimeTicks()).InMicroseconds() / 1000.0L);
-  state->SetDouble(
-      "5_frame_time",
-      (begin_impl_frame_args_.frame_time - base::TimeTicks()).InMicroseconds() /
-          1000.0L);
-  state->SetDouble(
-      "6_deadline",
-      (begin_impl_frame_args_.deadline - base::TimeTicks()).InMicroseconds() /
-          1000.0L);
-  state->EndDictionary();
-
   state->BeginDictionary("minor_state");
   state->SetInteger("commit_count", commit_count_);
   state->SetInteger("current_frame_number", current_frame_number_);
 
   state->SetInteger("last_frame_number_animate_performed",
                     last_frame_number_animate_performed_);
   state->SetInteger("last_frame_number_swap_performed",
                     last_frame_number_swap_performed_);
   state->SetInteger("last_frame_number_swap_requested",
                     last_frame_number_swap_requested_);
@@ skipping 608 matching lines @@
   // another frame soon. This helps avoid negative glitches in our
   // SetNeedsBeginFrame requests, which may propagate to the BeginImplFrame
   // provider and get sampled at an inopportune time, delaying the next
   // BeginImplFrame.
   if (HasRequestedSwapThisFrame())
     return true;
 
   return false;
 }
 
-void SchedulerStateMachine::OnBeginImplFrame(const BeginFrameArgs& args) {
+void SchedulerStateMachine::OnBeginImplFrame() {
   AdvanceCurrentFrameNumber();
-  begin_impl_frame_args_ = args;
   DCHECK_EQ(begin_impl_frame_state_, BEGIN_IMPL_FRAME_STATE_IDLE)
       << AsValue()->ToString();
   begin_impl_frame_state_ = BEGIN_IMPL_FRAME_STATE_BEGIN_FRAME_STARTING;
 }
 
 void SchedulerStateMachine::OnBeginImplFrameDeadlinePending() {
   DCHECK_EQ(begin_impl_frame_state_,
             BEGIN_IMPL_FRAME_STATE_BEGIN_FRAME_STARTING)
       << AsValue()->ToString();
   begin_impl_frame_state_ = BEGIN_IMPL_FRAME_STATE_INSIDE_BEGIN_FRAME;
@@ skipping 286 matching lines @@
       static_cast<int>(begin_impl_frame_state_),
       static_cast<int>(commit_state_),
       has_pending_tree_ ? 'T' : 'F',
       pending_tree_is_ready_for_activation_ ? 'T' : 'F',
       active_tree_needs_first_draw_ ? 'T' : 'F',
       max_pending_swaps_,
       pending_swaps_);
 }
 
 }  // namespace cc