cc: Split out calcDrawEtc from drawLayers

cc/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/layer_tree_host_impl.h"
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 400 matching lines @@
 
 TEST_P(LayerTreeHostImplTest, clearRootRenderSurfaceAndScroll)
 {
     setupScrollAndContentsLayers(gfx::Size(100, 100));
     m_hostImpl->setViewportSize(gfx::Size(50, 50), gfx::Size(50, 50));
     initializeRendererAndDrawFrame();
 
     // We should be able to scroll even if the root layer loses its render surface after the most
     // recent render.
     m_hostImpl->rootLayer()->clearRenderSurface();
+    m_hostImpl->setNeedsUpdateDrawProperties();
+
     EXPECT_EQ(m_hostImpl->scrollBegin(gfx::Point(0, 0), InputHandlerClient::Wheel), InputHandlerClient::ScrollStarted);
 }
 
 TEST_P(LayerTreeHostImplTest, wheelEventHandlers)
 {
     setupScrollAndContentsLayers(gfx::Size(100, 100));
     m_hostImpl->setViewportSize(gfx::Size(50, 50), gfx::Size(50, 50));
     initializeRendererAndDrawFrame();
     LayerImpl* root = m_hostImpl->rootLayer();
 
@@ skipping 1496 matching lines @@
         gfx::Rect layerRect(0, 0, 0, 0);
         child->setPosition(layerRect.origin());
         child->setBounds(layerRect.size());
         child->setContentBounds(layerRect.size());
         child->setQuadRect(gfx::Rect(gfx::Point(), layerRect.size()));
         child->setQuadVisibleRect(gfx::Rect(gfx::Point(), layerRect.size()));
 
         LayerTreeHostImpl::FrameData frame;
         EXPECT_TRUE(m_hostImpl->prepareToDraw(frame));
         ASSERT_EQ(1u, frame.renderPasses.size());
-        m_hostImpl->didDrawAllLayers(frame);
 
         size_t numGutterQuads = 0;
         for (size_t i = 0; i < frame.renderPasses[0]->quad_list.size(); ++i)
             numGutterQuads += (frame.renderPasses[0]->quad_list[i]->material == DrawQuad::SOLID_COLOR) ? 1 : 0;
         EXPECT_EQ(1u, numGutterQuads);
         EXPECT_EQ(1u, frame.renderPasses[0]->quad_list.size());
 
         verifyQuadsExactlyCoverRect(frame.renderPasses[0]->quad_list, gfx::Rect(gfx::Point(), viewportSize));
         m_hostImpl->didDrawAllLayers(frame);
     }
@@ skipping 98 matching lines @@
     PartialSwapTrackerContext* partialSwapTracker = static_cast<PartialSwapTrackerContext*>(outputSurface->context3D());
 
     // This test creates its own LayerTreeHostImpl, so
     // that we can force partial swap enabled.
     LayerTreeSettings settings;
     settings.partialSwapEnabled = true;
     scoped_ptr<LayerTreeHostImpl> layerTreeHostImpl = LayerTreeHostImpl::create(settings, this, &m_proxy);
     layerTreeHostImpl->initializeRenderer(outputSurface.Pass());
     layerTreeHostImpl->setViewportSize(gfx::Size(500, 500), gfx::Size(500, 500));
 
-    scoped_ptr<LayerImpl> root = FakeDrawableLayerImpl::create(m_hostImpl.get(), 1);
-    scoped_ptr<LayerImpl> child = FakeDrawableLayerImpl::create(m_hostImpl.get(), 2);
+    scoped_ptr<LayerImpl> root = FakeDrawableLayerImpl::create(layerTreeHostImpl.get(), 1);
+    scoped_ptr<LayerImpl> child = FakeDrawableLayerImpl::create(layerTreeHostImpl.get(), 2);
     child->setPosition(gfx::PointF(12, 13));
     child->setAnchorPoint(gfx::PointF(0, 0));
     child->setBounds(gfx::Size(14, 15));
     child->setContentBounds(gfx::Size(14, 15));
     child->setDrawsContent(true);
     root->setAnchorPoint(gfx::PointF(0, 0));
     root->setBounds(gfx::Size(500, 500));
     root->setContentBounds(gfx::Size(500, 500));
     root->setDrawsContent(true);
     root->addChild(child.Pass());
@@ skipping 2823 matching lines @@
 {
     pinchZoomPanViewportAndScrollBoundaryTest(2);
 }
 
 INSTANTIATE_TEST_CASE_P(LayerTreeHostImplTests,
                         LayerTreeHostImplTest,
                         ::testing::Values(false, true));
 
 }  // namespace
 }  // namespace cc