Expose FS show/hide thresholds to Command Line

cc/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/layer_tree_host_impl.h"
 
 #include <algorithm>
 
 #include "base/basictypes.h"
 #include "base/debug/trace_event.h"
@@ skipping 145 matching lines @@
     , m_cumulativeNumLayersDrawn(0)
     , m_cumulativeNumMissingTiles(0)
     , m_lastSentMemoryVisibleBytes(0)
     , m_lastSentMemoryVisibleAndNearbyBytes(0)
     , m_lastSentMemoryUseBytes(0)
     , m_animationRegistrar(AnimationRegistrar::create())
 {
     DCHECK(m_proxy->isImplThread());
     didVisibilityChange(this, m_visible);
 
-    if (settings.calculateTopControlsPosition)
-        m_topControlsManager = TopControlsManager::Create(this, settings.topControlsHeight);
+    if (settings.calculateTopControlsPosition) {
+        m_topControlsManager = TopControlsManager::Create(this,
+                                                          settings.topControlsHeight,
+                                                          settings.topControlsShowThreshold,
+                                                          settings.topControlsHideThreshold);
+    }
 
     // LTHI always has an active tree.
     m_activeTree = LayerTreeImpl::create(this);
 }
 
 LayerTreeHostImpl::~LayerTreeHostImpl()
 {
     DCHECK(m_proxy->isImplThread());
     TRACE_EVENT0("cc", "LayerTreeHostImpl::~LayerTreeHostImpl()");
 
@@ skipping 1535 matching lines @@
     LayerImpl* layer = getNonCompositedContentLayerRecursive(tree->RootLayer());
     return layer ? layer->getPicture() : skia::RefPtr<SkPicture>();
 }
 
 void LayerTreeHostImpl::savePaintTime(const base::TimeDelta& totalPaintTime)
 {
     m_paintTimeCounter->SavePaintTime(totalPaintTime);
 }
 
 }  // namespace cc