cc: PaintTimeCounter display on the HudLayer in continuous painting mode

cc/layer_tree_debug_state.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/layer_tree_debug_state.h"
 
 #include "base/logging.h"
 
 namespace cc {
 
 LayerTreeDebugState::LayerTreeDebugState()
   : showFPSCounter(false)
   , showPlatformLayerTree(false)
   , showDebugBorders(false)
   , continuousPainting(false)
   , showPaintRects(false)
   , showPropertyChangedRects(false)
   , showSurfaceDamageRects(false)
   , showScreenSpaceRects(false)
   , showReplicaScreenSpaceRects(false)
   , showOccludingRects(false)
   , showNonOccludingRects(false) { }
 
 LayerTreeDebugState::~LayerTreeDebugState() {
 }
 
 bool LayerTreeDebugState::showHudInfo() const {
-    return showFPSCounter || showPlatformLayerTree || showHudRects();
+    return showFPSCounter || showPlatformLayerTree || continuousPainting || showHudRects();
 }
 
 bool LayerTreeDebugState::showHudRects() const {
     return showPaintRects || showPropertyChangedRects || showSurfaceDamageRects || showScreenSpaceRects || showReplicaScreenSpaceRects || showOccludingRects || showNonOccludingRects;
 }
 
 bool LayerTreeDebugState::hudNeedsFont() const {
-    return showFPSCounter || showPlatformLayerTree;
+    return showFPSCounter || showPlatformLayerTree || continuousPainting;
 }
 
 bool LayerTreeDebugState::equal(const LayerTreeDebugState& a, const LayerTreeDebugState& b) {
     return memcmp(&a, &b, sizeof(LayerTreeDebugState)) == 0;
 }
 
 LayerTreeDebugState LayerTreeDebugState::unite(const LayerTreeDebugState& a, const LayerTreeDebugState& b) {
     LayerTreeDebugState r(a);
 
     r.showFPSCounter |= b.showFPSCounter;
     r.showPlatformLayerTree |= b.showPlatformLayerTree;
     r.showDebugBorders |= b.showDebugBorders;
     r.continuousPainting |= b.continuousPainting;
 
     r.showPaintRects |= b.showPaintRects;
     r.showPropertyChangedRects |= b.showPropertyChangedRects;
     r.showSurfaceDamageRects |= b.showSurfaceDamageRects;
     r.showScreenSpaceRects |= b.showScreenSpaceRects;
     r.showReplicaScreenSpaceRects |= b.showReplicaScreenSpaceRects;
     r.showOccludingRects |= b.showOccludingRects;
     r.showNonOccludingRects |= b.showNonOccludingRects;
 
     return r;
 }
 
 }  // namespace cc