Removed unused LayerTreeHostImpl::ScrollVerticallyByPage

cc/trees/layer_tree_host_impl_unittest.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/trees/layer_tree_host_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <cmath>
@@ skipping 1175 matching lines @@
                     UpdateState(gfx::Point(), gfx::Vector2d(-10, 10)).get())
           .did_scroll);
 
   // Trying to scroll more than the available space will also succeed.
   EXPECT_TRUE(
       host_impl_->ScrollBy(
                     UpdateState(gfx::Point(), gfx::Vector2d(5000, 5000)).get())
           .did_scroll);
 }
 
-TEST_F(LayerTreeHostImplTest, ScrollVerticallyByPageReturnsCorrectValue) {
-  SetupScrollAndContentsLayers(gfx::Size(200, 2000));
-  host_impl_->SetViewportSize(gfx::Size(100, 1000));
-
-  DrawFrame();
-
-  EXPECT_EQ(InputHandler::SCROLL_ON_IMPL_THREAD,
-            host_impl_->ScrollBegin(BeginState(gfx::Point()).get(),
-                                    InputHandler::WHEEL)
-                .thread);
-
-  // Trying to scroll if not user_scrollable_vertical will fail.
-  host_impl_->InnerViewportScrollLayer()->set_user_scrollable_vertical(false);
-  host_impl_->active_tree()->BuildPropertyTreesForTesting();
-  DrawFrame();
-  EXPECT_FALSE(host_impl_->ScrollVerticallyByPage(
-      gfx::Point(), SCROLL_FORWARD));
-  EXPECT_FALSE(host_impl_->ScrollVerticallyByPage(
-      gfx::Point(), SCROLL_BACKWARD));
-
-  host_impl_->InnerViewportScrollLayer()->set_user_scrollable_vertical(true);
-  host_impl_->active_tree()->BuildPropertyTreesForTesting();
-  DrawFrame();
-  EXPECT_TRUE(host_impl_->ScrollVerticallyByPage(
-      gfx::Point(), SCROLL_FORWARD));
-  EXPECT_FLOAT_EQ(875.f,
-                  ScrollDelta(host_impl_->InnerViewportScrollLayer()).y());
-  EXPECT_TRUE(host_impl_->ScrollVerticallyByPage(
-      gfx::Point(), SCROLL_BACKWARD));
-}
-
 TEST_F(LayerTreeHostImplTest, ScrollWithUserUnscrollableLayers) {
   LayerImpl* scroll_layer = SetupScrollAndContentsLayers(gfx::Size(200, 200));
   host_impl_->SetViewportSize(gfx::Size(100, 100));
 
   gfx::Size overflow_size(400, 400);
   ASSERT_EQ(1u, scroll_layer->test_properties()->children.size());
   LayerImpl* overflow = scroll_layer->test_properties()->children[0];
   overflow->SetBounds(overflow_size);
   overflow->SetScrollClipLayer(
       scroll_layer->test_properties()->parent->test_properties()->parent->id());
@@ skipping 10017 matching lines @@
   EXPECT_TRUE(host_impl_->use_gpu_rasterization());
 
   // Re-initialize with a software output surface.
   compositor_frame_sink_ = FakeCompositorFrameSink::CreateSoftware();
   host_impl_->InitializeRenderer(compositor_frame_sink_.get());
   EXPECT_FALSE(host_impl_->use_gpu_rasterization());
 }
 
 }  // namespace
 }  // namespace cc