Expose FS show/hide thresholds to Command Line

cc/top_controls_manager_unittest.cc

 // Copyright 2013 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/top_controls_manager.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
 #include "cc/layer_impl.h"
 #include "cc/layer_tree_impl.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/top_controls_manager_client.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/vector2d_f.h"
 
 namespace cc {
 namespace {
 
 static const float kTopControlsHeight = 100;
+static const float kTopControlsShowThreshold = 0.5f;
+static const float kTopControlsHideThreshold = 0.5f;
 
 class MockTopControlsManagerClient : public TopControlsManagerClient {
  public:
   MockTopControlsManagerClient()
       : host_impl_(&proxy_),
         redraw_needed_(false),
         update_draw_properties_needed_(false) {
     active_tree_ = LayerTreeImpl::create(&host_impl_);
     root_scroll_layer_ = LayerImpl::create(active_tree_.get(), 1);
   }
@@ skipping 15 matching lines @@
   virtual float rootScrollLayerTotalScrollY() const OVERRIDE {
     return root_scroll_layer_->scrollOffset().y() +
            root_scroll_layer_->scrollDelta().y();
   }
 
   LayerImpl* rootScrollLayer() {
     return root_scroll_layer_.get();
   }
 
   TopControlsManager* manager() {
     if (!manager_)

[Ted C, 2013/02/07 00:40:26]

need to use braces if the statement is more than one line

[David Trainor- moved to gerrit, 2013/02/11 19:38:28]

Done.

-      manager_ = TopControlsManager::Create(this, kTopControlsHeight);
+      manager_ = TopControlsManager::Create(this,
+                                            kTopControlsHeight,
+                                            kTopControlsShowThreshold,
+                                            kTopControlsHideThreshold);
     return manager_.get();
   }
 
  private:
   FakeImplProxy proxy_;
   FakeLayerTreeHostImpl host_impl_;
   scoped_ptr<LayerTreeImpl> active_tree_;
   scoped_ptr<LayerImpl> root_scroll_layer_;
   scoped_ptr<TopControlsManager> manager_;
   bool redraw_needed_;
@@ skipping 182 matching lines @@
     previous_offset = manager->controls_top_offset();
   }
   EXPECT_FALSE(manager->animation());
   EXPECT_EQ(0.f, manager->controls_top_offset());
   EXPECT_EQ(0.f, manager->content_top_offset());
   EXPECT_TRUE(manager->is_overlay_mode());
 }
 
 }  // namespace
 }  // namespace cc