cc :: Move tracking of layer_property_changed to main thread (2)

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 3241 matching lines @@
   host_impl_->DrawLayers(&frame);
   host_impl_->DidDrawAllLayers(frame);
 
   EXPECT_FALSE(layer->will_draw_called());
   EXPECT_FALSE(layer->did_draw_called());
 
   EXPECT_TRUE(layer->visible_layer_rect().IsEmpty());
 
   // Ensure visible_layer_rect for layer is not empty
   layer->SetPosition(gfx::PointF());
+  layer->NoteLayerPropertyChanged();
 
   EXPECT_FALSE(layer->will_draw_called());
   EXPECT_FALSE(layer->did_draw_called());
 
   SetNeedsRebuildPropertyTrees();
   EXPECT_EQ(DRAW_SUCCESS, PrepareToDrawFrame(&frame));
   host_impl_->DrawLayers(&frame);
   host_impl_->DidDrawAllLayers(frame);
 
   EXPECT_TRUE(layer->will_draw_called());
@@ skipping 3306 matching lines @@
   gfx::Rect expected_swap_rect(0, 0, 500, 500);
   EXPECT_EQ(expected_swap_rect.ToString(),
             fake_output_surface->last_swap_rect().ToString());
 
   // Second frame, only the damaged area should get swapped. Damage should be
   // the union of old and new child rects.
   // expected damage rect: gfx::Rect(26, 28);
   // expected swap rect: vertically flipped, with origin at bottom left corner.
   layer_tree_host_impl->active_tree()->root_layer()->children()[0]->SetPosition(
       gfx::PointF());
+  layer_tree_host_impl->active_tree()
+      ->root_layer()
+      ->children()[0]
+      ->NoteLayerPropertyChanged();
   layer_tree_host_impl->active_tree()->property_trees()->needs_rebuild = true;
   layer_tree_host_impl->active_tree()->BuildPropertyTreesForTesting();
   EXPECT_EQ(DRAW_SUCCESS, layer_tree_host_impl->PrepareToDraw(&frame));
   layer_tree_host_impl->DrawLayers(&frame);
   host_impl_->DidDrawAllLayers(frame);
   layer_tree_host_impl->SwapBuffers(frame);
 
   // Make sure that partial swap is constrained to the viewport dimensions
   // expected damage rect: gfx::Rect(500, 500);
   // expected swap rect: flipped damage rect, but also clamped to viewport
@@ skipping 3518 matching lines @@
     // There should not be any jitter measured till we hit the fixed point hits
     // threshold.
     float expected_jitter =
         (i == pending_tree->kFixedPointHitsThreshold) ? 500 : 0;
     EXPECT_EQ(jitter, expected_jitter);
   }
 }
 
 }  // namespace
 }  // namespace cc