Update from https://crrev.com/306655

cc/layers/picture_layer_impl_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/layers/picture_layer_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <set>
 #include <utility>
@@ skipping 312 matching lines @@
   const PictureLayerTilingSet* tilings = pending_layer_->tilings();
   EXPECT_GT(tilings->num_tilings(), 0u);
   for (size_t i = 0; i < tilings->num_tilings(); ++i)
     VerifyAllTilesExistAndHavePile(tilings->tiling_at(i), active_pile.get());
 }
 
 TEST_F(PictureLayerImplTest, ExternalViewportRectForPrioritizingTiles) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(400, 400);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupTrees(pending_pile, active_pile);
 
   Region invalidation;
   AddDefaultTilingsWithInvalidation(invalidation);
   SetupDrawPropertiesAndUpdateTiles(active_layer_, 1.f, 1.f, 1.f, 1.f, false);
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   // Update tiles with viewport for tile priority as (0, 0, 100, 100) and the
   // identify transform for tile priority.
   bool resourceless_software_draw = false;
   gfx::Rect viewport = gfx::Rect(layer_bounds),
             viewport_rect_for_tile_priority = gfx::Rect(0, 0, 100, 100);
   gfx::Transform transform, transform_for_tile_priority;
 
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
@@ skipping 17 matching lines @@
         gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space,
                                   tiling->contents_scale()));
   }
 
   // Update tiles with viewport for tile priority as (200, 200, 100, 100) in
   // screen space and the transform for tile priority is translated and
   // rotated. The actual viewport for tile priority used by PictureLayerImpl
   // should be (200, 200, 100, 100) applied with the said transform.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   viewport_rect_for_tile_priority = gfx::Rect(200, 200, 100, 100);
   transform_for_tile_priority.Translate(100, 100);
   transform_for_tile_priority.Rotate(45);
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
                                         viewport,
                                         viewport_rect_for_tile_priority,
                                         transform_for_tile_priority,
                                         resourceless_software_draw);
@@ skipping 20 matching lines @@
         tiling->GetCurrentVisibleRectForTesting(),
         gfx::ScaleToEnclosingRect(viewport_rect_for_tile_priority_in_view_space,
                                   tiling->contents_scale()));
   }
 }
 
 TEST_F(PictureLayerImplTest, InvalidViewportForPrioritizingTiles) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(400, 400);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupTrees(pending_pile, active_pile);
@@ skipping 21 matching lines @@
   gfx::Rect visible_rect_for_tile_priority =
       active_layer_->visible_rect_for_tile_priority();
   EXPECT_FALSE(visible_rect_for_tile_priority.IsEmpty());
   gfx::Transform screen_space_transform_for_tile_priority =
       active_layer_->screen_space_transform();
 
   // Expand viewport and set it as invalid for prioritizing tiles.
   // Should update viewport and transform, but not update visible rect.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   resourceless_software_draw = true;
   viewport = gfx::ScaleToEnclosingRect(viewport, 2);
   transform.Translate(1.f, 1.f);
   active_layer_->draw_properties().visible_content_rect = viewport;
   active_layer_->draw_properties().screen_space_transform = transform;
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
                                         viewport,
                                         viewport,
                                         transform,
                                         resourceless_software_draw);
   active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   // Transform for tile priority is updated.
   EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
                                   active_layer_->screen_space_transform());
   // Visible rect for tile priority retains old value.
   EXPECT_EQ(visible_rect_for_tile_priority,
             active_layer_->visible_rect_for_tile_priority());
 
   // Keep expanded viewport but mark it valid. Should update tile viewport.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   resourceless_software_draw = false;
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
                                         viewport,
                                         viewport,
                                         transform,
                                         resourceless_software_draw);
   active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
@@ skipping 1048 matching lines @@
 
   pending_layer_->set_fixed_tile_size(tile_size);
   ASSERT_TRUE(pending_layer_->CanHaveTilings());
   PictureLayerTiling* tiling = pending_layer_->AddTiling(1.f);
   host_impl_.pending_tree()->UpdateDrawProperties();
   EXPECT_EQ(viewport, pending_layer_->visible_rect_for_tile_priority());
 
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
   EXPECT_EQ(HIGH_RESOLUTION, tiling->resolution());
 
   int num_visible = 0;
   int num_offscreen = 0;
 
   for (PictureLayerTiling::TilingRasterTileIterator iter(tiling); iter;
        ++iter) {
     const Tile* tile = *iter;
     DCHECK(tile);
     if (tile->priority(PENDING_TREE).distance_to_visible == 0.f) {
       EXPECT_TRUE(tile->required_for_activation());
       num_visible++;
     } else {
       EXPECT_FALSE(tile->required_for_activation());
       num_offscreen++;
     }
   }
 
   EXPECT_GT(num_visible, 0);
   EXPECT_GT(num_offscreen, 0);
 }
 
 TEST_F(PictureLayerImplTest, TileOutsideOfViewportForTilePriorityNotRequired) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(400, 400);
   gfx::Rect external_viewport_for_tile_priority(400, 200);
   gfx::Rect visible_content_rect(200, 400);
 
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
@@ skipping 15 matching lines @@
                                         external_viewport_for_tile_priority,
                                         transform_for_tile_priority,
                                         resourceless_software_draw);
   host_impl_.pending_tree()->UpdateDrawProperties();
 
   // Set visible content rect that is different from
   // external_viewport_for_tile_priority.
   pending_layer_->draw_properties().visible_content_rect = visible_content_rect;
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   // Intersect the two rects. Any tile outside should not be required for
   // activation.
   gfx::Rect viewport_for_tile_priority =
       pending_layer_->GetViewportForTilePriorityInContentSpace();
   viewport_for_tile_priority.Intersect(pending_layer_->visible_content_rect());
 
   int num_inside = 0;
   int num_outside = 0;
@@ skipping 32 matching lines @@
   // All tiles in activation rect is ready to draw.
   EXPECT_EQ(0u, data.num_missing_tiles);
   EXPECT_EQ(0u, data.num_incomplete_tiles);
   EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest, HighResTileIsComplete) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
 
   host_impl_.SetViewportSize(layer_bounds);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   ActivateTree();
@@ skipping 15 matching lines @@
   EXPECT_EQ(9u, render_pass->quad_list.size());
   EXPECT_EQ(0u, data.num_missing_tiles);
   EXPECT_EQ(0u, data.num_incomplete_tiles);
   EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest, HighResTileIsIncomplete) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
 
   host_impl_.SetViewportSize(layer_bounds);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   ActivateTree();
@@ skipping 10 matching lines @@
   EXPECT_EQ(1u, render_pass->quad_list.size());
   EXPECT_EQ(1u, data.num_missing_tiles);
   EXPECT_EQ(0u, data.num_incomplete_tiles);
   EXPECT_TRUE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest, HighResTileIsIncompleteLowResComplete) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
 
   host_impl_.SetViewportSize(layer_bounds);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   ActivateTree();
@@ skipping 13 matching lines @@
   EXPECT_EQ(1u, render_pass->quad_list.size());
   EXPECT_EQ(0u, data.num_missing_tiles);
   EXPECT_EQ(1u, data.num_incomplete_tiles);
   EXPECT_TRUE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest, LowResTileIsIncomplete) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
 
   host_impl_.SetViewportSize(layer_bounds);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   ActivateTree();
@@ skipping 22 matching lines @@
   EXPECT_EQ(0u, data.num_missing_tiles);
   EXPECT_EQ(1u, data.num_incomplete_tiles);
   EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest,
        HighResAndIdealResTileIsCompleteWhenRasterScaleIsNotIdeal) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
 
   host_impl_.SetViewportSize(layer_bounds);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
@@ skipping 47 matching lines @@
 
   // Neither the high res nor the ideal tiles were considered as incomplete.
   EXPECT_EQ(0u, data.num_missing_tiles);
   EXPECT_EQ(0u, data.num_incomplete_tiles);
   EXPECT_FALSE(active_layer_->only_used_low_res_last_append_quads());
 }
 
 TEST_F(PictureLayerImplTest, HighResRequiredWhenUnsharedActiveAllReady) {
   gfx::Size layer_bounds(400, 400);
   gfx::Size tile_size(100, 100);
+
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // No tiles shared.
   pending_layer_->set_invalidation(gfx::Rect(layer_bounds));
 
   CreateHighLowResAndSetAllTilesVisible();
 
   active_layer_->SetAllTilesReady();
 
   // No shared tiles and all active tiles ready, so pending can only
   // activate with all high res tiles.
   pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
   pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
 
   AssertAllTilesRequired(pending_layer_->HighResTiling());
   AssertNoTilesRequired(pending_layer_->LowResTiling());
 }
 
 TEST_F(PictureLayerImplTest, HighResRequiredWhenMissingHighResFlagOn) {
   gfx::Size layer_bounds(400, 400);
   gfx::Size tile_size(100, 100);
+
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // All tiles shared (no invalidation).
   CreateHighLowResAndSetAllTilesVisible();
 
   // Verify active tree not ready.
   Tile* some_active_tile =
       active_layer_->HighResTiling()->AllTilesForTesting()[0];
   EXPECT_FALSE(some_active_tile->IsReadyToDraw());
 
   // When high res are required, even if the active tree is not ready,
   // the high res tiles must be ready.
   host_impl_.SetRequiresHighResToDraw();
 
   pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
   pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
 
   AssertAllTilesRequired(pending_layer_->HighResTiling());
   AssertNoTilesRequired(pending_layer_->LowResTiling());
 }
 
 TEST_F(PictureLayerImplTest, AllHighResRequiredEvenIfShared) {
   gfx::Size layer_bounds(400, 400);
   gfx::Size tile_size(100, 100);
+
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   CreateHighLowResAndSetAllTilesVisible();
 
   Tile* some_active_tile =
       active_layer_->HighResTiling()->AllTilesForTesting()[0];
   EXPECT_FALSE(some_active_tile->IsReadyToDraw());
 
   // All tiles shared (no invalidation), so even though the active tree's
   // tiles aren't ready, the high res tiles are required for activation.
@@ skipping 54 matching lines @@
   pending_layer_->HighResTiling()->UpdateAllTilePrioritiesForTesting();
   pending_layer_->LowResTiling()->UpdateAllTilePrioritiesForTesting();
 
   AssertNoTilesRequired(pending_layer_->HighResTiling());
   AssertNoTilesRequired(pending_layer_->LowResTiling());
 }
 
 TEST_F(PictureLayerImplTest, HighResRequiredIfActiveCantHaveTiles) {
   gfx::Size layer_bounds(400, 400);
   gfx::Size tile_size(100, 100);
+
+  host_impl_.SetViewportSize(layer_bounds);
+
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateEmptyPile(tile_size, layer_bounds);
   SetupTrees(pending_pile, active_pile);
   pending_layer_->set_fixed_tile_size(tile_size);
   active_layer_->set_fixed_tile_size(tile_size);
 
   CreateHighLowResAndSetAllTilesVisible();
 
@@ skipping 738 matching lines @@
                                page_scale,
                                maximum_animation_scale,
                                animating_transform);
   EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 4.f);
 }
 
 TEST_F(PictureLayerImplTest, LayerRasterTileIterator) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupPendingTree(pending_pile);
 
   ASSERT_TRUE(pending_layer_->CanHaveTilings());
@@ skipping 49 matching lines @@
   EXPECT_TRUE(reached_prepaint);
   EXPECT_EQ(0u, non_ideal_tile_count);
   EXPECT_EQ(0u, low_res_tile_count);
   EXPECT_EQ(16u, high_res_tile_count);
   EXPECT_EQ(low_res_tile_count + high_res_tile_count + non_ideal_tile_count,
             unique_tiles.size());
 
   // No NOW tiles.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   pending_layer_->draw_properties().visible_content_rect =
       gfx::Rect(1100, 1100, 500, 500);
   bool resourceless_software_draw = false;
   pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   unique_tiles.clear();
   high_res_tile_count = 0u;
   for (it = PictureLayerImpl::LayerRasterTileIterator(pending_layer_, false);
        it;
@@ skipping 10 matching lines @@
     high_res_tile_count += priority.resolution == HIGH_RESOLUTION;
 
     unique_tiles.insert(tile);
   }
 
   EXPECT_EQ(16u, high_res_tile_count);
   EXPECT_EQ(high_res_tile_count, unique_tiles.size());
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   pending_layer_->draw_properties().visible_content_rect =
       gfx::Rect(0, 0, 500, 500);
   pending_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   std::vector<Tile*> high_res_tiles = high_res_tiling->AllTilesForTesting();
   for (std::vector<Tile*>::iterator tile_it = high_res_tiles.begin();
        tile_it != high_res_tiles.end();
        ++tile_it) {
     Tile* tile = *tile_it;
@@ skipping 14 matching lines @@
     non_ideal_tile_count += priority.resolution == NON_IDEAL_RESOLUTION;
     low_res_tile_count += priority.resolution == LOW_RESOLUTION;
     high_res_tile_count += priority.resolution == HIGH_RESOLUTION;
   }
 
   EXPECT_EQ(0u, non_ideal_tile_count);
   EXPECT_EQ(1u, low_res_tile_count);
   EXPECT_EQ(0u, high_res_tile_count);
 }
 
-TEST_F(PictureLayerImplTest, LayerEvictionTileIterator) {
+TEST_F(PictureLayerImplTest, TilingSetEvictionQueue) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupPendingTree(pending_pile);
 
   ASSERT_TRUE(pending_layer_->CanHaveTilings());
 
@@ skipping 40 matching lines @@
       mark_required = !mark_required;
     }
   }
 
   // Sanity checks.
   EXPECT_EQ(91u, all_tiles.size());
   EXPECT_EQ(91u, all_tiles_set.size());
   EXPECT_GT(number_of_marked_tiles, 1u);
   EXPECT_GT(number_of_unmarked_tiles, 1u);
 
-  // Empty iterator.
-  PictureLayerImpl::LayerEvictionTileIterator it;
-  EXPECT_FALSE(it);
-
   // Tiles don't have resources yet.
-  it = PictureLayerImpl::LayerEvictionTileIterator(
-      pending_layer_, SAME_PRIORITY_FOR_BOTH_TREES);
-  EXPECT_FALSE(it);
+  scoped_ptr<TilingSetEvictionQueue> queue =
+      pending_layer_->CreateEvictionQueue(SAME_PRIORITY_FOR_BOTH_TREES);
+  EXPECT_TRUE(queue->IsEmpty());
 
   host_impl_.tile_manager()->InitializeTilesWithResourcesForTesting(all_tiles);
 
   std::set<Tile*> unique_tiles;
   float expected_scales[] = {2.0f, 0.3f, 0.7f, low_res_factor, 1.0f};
   size_t scale_index = 0;
   bool reached_visible = false;
   Tile* last_tile = nullptr;
-  for (it = PictureLayerImpl::LayerEvictionTileIterator(
-           pending_layer_, SAME_PRIORITY_FOR_BOTH_TREES);
-       it;
-       ++it) {
-    Tile* tile = *it;
+  queue = pending_layer_->CreateEvictionQueue(SAME_PRIORITY_FOR_BOTH_TREES);
+  while (!queue->IsEmpty()) {
+    Tile* tile = queue->Top();
     if (!last_tile)
       last_tile = tile;
 
     EXPECT_TRUE(tile);
 
     TilePriority priority = tile->priority(PENDING_TREE);
 
     if (priority.priority_bin == TilePriority::NOW) {
       reached_visible = true;
       last_tile = tile;
@@ skipping 17 matching lines @@
             last_tile->required_for_activation() &&
         priority.priority_bin ==
             last_tile->priority(PENDING_TREE).priority_bin &&
         std::abs(tile->contents_scale() - last_tile->contents_scale()) <
             std::numeric_limits<float>::epsilon()) {
       EXPECT_LE(priority.distance_to_visible,
                 last_tile->priority(PENDING_TREE).distance_to_visible);
     }
 
     last_tile = tile;
+    queue->Pop();
   }
 
   EXPECT_TRUE(reached_visible);
   EXPECT_EQ(65u, unique_tiles.size());
 
   scale_index = 0;
   bool reached_required = false;
-  for (; it; ++it) {
-    Tile* tile = *it;
+  while (!queue->IsEmpty()) {
+    Tile* tile = queue->Top();
     EXPECT_TRUE(tile);
 
     TilePriority priority = tile->priority(PENDING_TREE);
     EXPECT_EQ(TilePriority::NOW, priority.priority_bin);
 
     if (reached_required) {
       EXPECT_TRUE(tile->required_for_activation());
     } else if (tile->required_for_activation()) {
       reached_required = true;
       scale_index = 0;
     }
 
     while (std::abs(tile->contents_scale() - expected_scales[scale_index]) >
            std::numeric_limits<float>::epsilon()) {
       ++scale_index;
       ASSERT_LT(scale_index, arraysize(expected_scales));
     }
 
     EXPECT_FLOAT_EQ(tile->contents_scale(), expected_scales[scale_index]);
     unique_tiles.insert(tile);
+    queue->Pop();
   }
 
   EXPECT_TRUE(reached_required);
   EXPECT_EQ(all_tiles_set.size(), unique_tiles.size());
 }
 
 TEST_F(PictureLayerImplTest, Occlusion) {
   gfx::Size tile_size(102, 102);
   gfx::Size layer_bounds(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
@@ skipping 84 matching lines @@
                                page_scale,
                                maximum_animation_scale,
                                animating_transform);
   EXPECT_BOTH_EQ(HighResTiling()->contents_scale(), 1.f);
 }
 
 TEST_F(PictureLayerImplTest, LowResReadyToDrawNotEnoughToActivate) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // Make sure some tiles are not shared.
   pending_layer_->set_invalidation(gfx::Rect(gfx::Point(50, 50), tile_size));
 
   CreateHighLowResAndSetAllTilesVisible();
   active_layer_->SetAllTilesReady();
 
   // All pending layer tiles required are not ready.
   EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 
   // Initialize all low-res tiles.
   pending_layer_->SetAllTilesReadyInTiling(pending_layer_->LowResTiling());
 
   // Low-res tiles should not be enough.
   EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 
   // Initialize remaining tiles.
   pending_layer_->SetAllTilesReady();
 
   EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 }
 
 TEST_F(PictureLayerImplTest, HighResReadyToDrawEnoughToActivate) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // Make sure some tiles are not shared.
   pending_layer_->set_invalidation(gfx::Rect(gfx::Point(50, 50), tile_size));
 
   CreateHighLowResAndSetAllTilesVisible();
   active_layer_->SetAllTilesReady();
 
   // All pending layer tiles required are not ready.
   EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 
   // Initialize all high-res tiles.
   pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
 
   // High-res tiles should be enough, since they cover everything visible.
   EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 }
 
 TEST_F(PictureLayerImplTest,
        SharedActiveHighResReadyAndPendingLowResReadyNotEnoughToActivate) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // Make sure some tiles are not shared.
   pending_layer_->set_invalidation(gfx::Rect(gfx::Point(50, 50), tile_size));
 
   CreateHighLowResAndSetAllTilesVisible();
 
   // Initialize all high-res tiles in the active layer.
   active_layer_->SetAllTilesReadyInTiling(active_layer_->HighResTiling());
   // And all the low-res tiles in the pending layer.
   pending_layer_->SetAllTilesReadyInTiling(pending_layer_->LowResTiling());
 
   // The unshared high-res tiles are not ready, so we cannot activate.
   EXPECT_FALSE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 
   // When the unshared pending high-res tiles are ready, we can activate.
   pending_layer_->SetAllTilesReadyInTiling(pending_layer_->HighResTiling());
   EXPECT_TRUE(pending_layer_->AllTilesRequiredForActivationAreReadyToDraw());
 }
 
 TEST_F(PictureLayerImplTest, SharedActiveHighResReadyNotEnoughToActivate) {
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(1000, 1000);
 
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   // Make sure some tiles are not shared.
   pending_layer_->set_invalidation(gfx::Rect(gfx::Point(50, 50), tile_size));
 
   CreateHighLowResAndSetAllTilesVisible();
 
   // Initialize all high-res tiles in the active layer.
   active_layer_->SetAllTilesReadyInTiling(active_layer_->HighResTiling());
 
@@ skipping 67 matching lines @@
                                     1.f,    // maximum animation scale
                                     false);
   ASSERT_EQ(3u, pending_layer_->tilings()->num_tilings());
   EXPECT_FLOAT_EQ(7.26f,
                   pending_layer_->tilings()->tiling_at(0)->contents_scale());
 }
 
 TEST_F(NoLowResPictureLayerImplTest, AllHighResRequiredEvenIfShared) {
   gfx::Size layer_bounds(400, 400);
   gfx::Size tile_size(100, 100);
+
+  host_impl_.SetViewportSize(layer_bounds);
+
   SetupDefaultTreesWithFixedTileSize(layer_bounds, tile_size);
 
   CreateHighLowResAndSetAllTilesVisible();
 
   Tile* some_active_tile =
       active_layer_->HighResTiling()->AllTilesForTesting()[0];
   EXPECT_FALSE(some_active_tile->IsReadyToDraw());
 
   // All tiles shared (no invalidation), so even though the active tree's
   // tiles aren't ready, there is nothing required.
@@ skipping 38 matching lines @@
 
   AssertNoTilesRequired(pending_layer_->HighResTiling());
   if (host_impl_.settings().create_low_res_tiling)
     AssertNoTilesRequired(pending_layer_->LowResTiling());
 }
 
 TEST_F(NoLowResPictureLayerImplTest, InvalidViewportForPrioritizingTiles) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(400, 400);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupTrees(pending_pile, active_pile);
@@ skipping 21 matching lines @@
   gfx::Rect visible_rect_for_tile_priority =
       active_layer_->visible_rect_for_tile_priority();
   EXPECT_FALSE(visible_rect_for_tile_priority.IsEmpty());
   gfx::Transform screen_space_transform_for_tile_priority =
       active_layer_->screen_space_transform();
 
   // Expand viewport and set it as invalid for prioritizing tiles.
   // Should update viewport and transform, but not update visible rect.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   resourceless_software_draw = true;
   viewport = gfx::ScaleToEnclosingRect(viewport, 2);
   transform.Translate(1.f, 1.f);
   active_layer_->draw_properties().visible_content_rect = viewport;
   active_layer_->draw_properties().screen_space_transform = transform;
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
                                         viewport,
                                         viewport,
                                         transform,
                                         resourceless_software_draw);
   active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   // Transform for tile priority is updated.
   EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
                                   active_layer_->screen_space_transform());
   // Visible rect for tile priority retains old value.
   EXPECT_EQ(visible_rect_for_tile_priority,
             active_layer_->visible_rect_for_tile_priority());
 
   // Keep expanded viewport but mark it valid. Should update tile viewport.
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   resourceless_software_draw = false;
   host_impl_.SetExternalDrawConstraints(transform,
                                         viewport,
                                         viewport,
                                         viewport,
                                         transform,
                                         resourceless_software_draw);
   active_layer_->UpdateTiles(Occlusion(), resourceless_software_draw);
 
   EXPECT_TRANSFORMATION_MATRIX_EQ(transform,
@@ skipping 216 matching lines @@
                                     false);
   EXPECT_EQ(1u, pending_layer_->tilings()->num_tilings());
 }
 
 TEST_F(PictureLayerImplTest, SharedQuadStateContainsMaxTilingScale) {
   scoped_ptr<RenderPass> render_pass = RenderPass::Create();
 
   gfx::Size tile_size(400, 400);
   gfx::Size layer_bounds(1000, 2000);
 
+  host_impl_.SetViewportSize(layer_bounds);
+
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupTrees(pending_pile, active_pile);
 
   SetupDrawPropertiesAndUpdateTiles(pending_layer_, 2.5f, 1.f, 1.f, 1.f, false);
   host_impl_.pending_tree()->UpdateDrawProperties();
 
@@ skipping 144 matching lines @@
 
   void VerifyEvictionConsidersOcclusion(
       PictureLayerImpl* layer,
       size_t expected_occluded_tile_count[NUM_TREE_PRIORITIES]) {
     for (int priority_count = 0; priority_count < NUM_TREE_PRIORITIES;
          ++priority_count) {
       TreePriority tree_priority = static_cast<TreePriority>(priority_count);
       size_t occluded_tile_count = 0u;
       Tile* last_tile = nullptr;
 
-      for (PictureLayerImpl::LayerEvictionTileIterator it =
-               PictureLayerImpl::LayerEvictionTileIterator(layer,
-                                                           tree_priority);
-           it;
-           ++it) {
-        Tile* tile = *it;
+      scoped_ptr<TilingSetEvictionQueue> queue =
+          layer->CreateEvictionQueue(tree_priority);
+      while (!queue->IsEmpty()) {
+        Tile* tile = queue->Top();
         if (!last_tile)
           last_tile = tile;
 
         // The only way we will encounter an occluded tile after an unoccluded
         // tile is if the priorty bin decreased, the tile is required for
         // activation, or the scale changed.
         bool tile_is_occluded =
             tile->is_occluded_for_tree_priority(tree_priority);
         if (tile_is_occluded) {
           occluded_tile_count++;
 
           bool last_tile_is_occluded =
               last_tile->is_occluded_for_tree_priority(tree_priority);
           if (!last_tile_is_occluded) {
             TilePriority::PriorityBin tile_priority_bin =
                 tile->priority_for_tree_priority(tree_priority).priority_bin;
             TilePriority::PriorityBin last_tile_priority_bin =
                 last_tile->priority_for_tree_priority(tree_priority)
                     .priority_bin;
 
             EXPECT_TRUE(
                 (tile_priority_bin < last_tile_priority_bin) ||
                 tile->required_for_activation() ||
                 (tile->contents_scale() != last_tile->contents_scale()));
           }
         }
         last_tile = tile;
+        queue->Pop();
       }
       EXPECT_EQ(expected_occluded_tile_count[priority_count],
                 occluded_tile_count);
     }
   }
 };
 
 TEST_F(OcclusionTrackingPictureLayerImplTest,
        OccludedTilesSkippedDuringRasterization) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(102, 102);
   gfx::Size layer_bounds(1000, 1000);
   gfx::Size viewport_size(500, 500);
   gfx::Point occluding_layer_position(310, 0);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   pending_layer_->set_fixed_tile_size(tile_size);
@@ skipping 25 matching lines @@
   pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 1));
   LayerImpl* layer1 = pending_layer_->children()[0];
   layer1->SetBounds(layer_bounds);
   layer1->SetContentBounds(layer_bounds);
   layer1->SetDrawsContent(true);
   layer1->SetContentsOpaque(true);
   layer1->SetPosition(occluding_layer_position);
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   host_impl_.pending_tree()->UpdateDrawProperties();
 
   unoccluded_tile_count = 0;
   for (PictureLayerImpl::LayerRasterTileIterator it =
            PictureLayerImpl::LayerRasterTileIterator(pending_layer_, false);
        it;
        ++it) {
     Tile* tile = *it;
 
     EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
 
     bool tile_is_visible =
         tile->content_rect().Intersects(pending_layer_->visible_content_rect());
     if (tile_is_visible)
       unoccluded_tile_count++;
   }
   EXPECT_EQ(20, unoccluded_tile_count);
 
   // Full occlusion.
   layer1->SetPosition(gfx::Point(0, 0));
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   host_impl_.pending_tree()->UpdateDrawProperties();
 
   unoccluded_tile_count = 0;
   for (PictureLayerImpl::LayerRasterTileIterator it =
            PictureLayerImpl::LayerRasterTileIterator(pending_layer_, false);
        it;
        ++it) {
     Tile* tile = *it;
 
     EXPECT_FALSE(tile->is_occluded(PENDING_TREE));
 
     bool tile_is_visible =
         tile->content_rect().Intersects(pending_layer_->visible_content_rect());
     if (tile_is_visible)
       unoccluded_tile_count++;
   }
   EXPECT_EQ(unoccluded_tile_count, 0);
 }
 
 TEST_F(OcclusionTrackingPictureLayerImplTest,
        OccludedTilesNotMarkedAsRequired) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(102, 102);
   gfx::Size layer_bounds(1000, 1000);
   gfx::Size viewport_size(500, 500);
   gfx::Point occluding_layer_position(310, 0);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   pending_layer_->set_fixed_tile_size(tile_size);
@@ skipping 30 matching lines @@
   pending_layer_->AddChild(LayerImpl::Create(host_impl_.pending_tree(), 1));
   LayerImpl* layer1 = pending_layer_->children()[0];
   layer1->SetBounds(layer_bounds);
   layer1->SetContentBounds(layer_bounds);
   layer1->SetDrawsContent(true);
   layer1->SetContentsOpaque(true);
   layer1->SetPosition(occluding_layer_position);
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   host_impl_.pending_tree()->UpdateDrawProperties();
 
   for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
     PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
     tiling->UpdateAllTilePrioritiesForTesting();
 
     occluded_tile_count = 0;
     for (PictureLayerTiling::CoverageIterator iter(
              tiling,
              pending_layer_->contents_scale_x(),
@@ skipping 19 matching lines @@
       default:
         NOTREACHED();
     }
   }
 
   // Full occlusion.
   layer1->SetPosition(gfx::PointF(0, 0));
 
   time_ticks += base::TimeDelta::FromMilliseconds(200);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   host_impl_.pending_tree()->UpdateDrawProperties();
 
   for (size_t i = 0; i < pending_layer_->num_tilings(); ++i) {
     PictureLayerTiling* tiling = pending_layer_->tilings()->tiling_at(i);
     tiling->UpdateAllTilePrioritiesForTesting();
 
     occluded_tile_count = 0;
     for (PictureLayerTiling::CoverageIterator iter(
              tiling,
              pending_layer_->contents_scale_x(),
@@ skipping 408 matching lines @@
   // Make an empty pending tree.
   host_impl_.CreatePendingTree();
   host_impl_.pending_tree()->DetachLayerTree();
   EXPECT_FALSE(active_layer_->GetRecycledTwinLayer());
 }
 
 void PictureLayerImplTest::TestQuadsForSolidColor(bool test_for_solid) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
   gfx::Rect layer_rect(layer_bounds);
 
   FakeContentLayerClient client;
   scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
   FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
   scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&host_client);
   host->SetRootLayer(layer);
@@ skipping 46 matching lines @@
 }
 
 TEST_F(PictureLayerImplTest, DrawNonSolidQuads) {
   TestQuadsForSolidColor(false);
 }
 
 TEST_F(PictureLayerImplTest, NonSolidToSolidNoTilings) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(200, 200);
   gfx::Rect layer_rect(layer_bounds);
 
   FakeContentLayerClient client;
   scoped_refptr<PictureLayer> layer = PictureLayer::Create(&client);
   FakeLayerTreeHostClient host_client(FakeLayerTreeHostClient::DIRECT_3D);
   scoped_ptr<FakeLayerTreeHost> host = FakeLayerTreeHost::Create(&host_client);
   host->SetRootLayer(layer);
@@ skipping 36 matching lines @@
 
   // We've switched to a solid color, so we should end up with no tilings.
   ASSERT_TRUE(active_layer_->tilings());
   EXPECT_EQ(0u, active_layer_->tilings()->num_tilings());
 }
 
 TEST_F(PictureLayerImplTest, ChangeInViewportAllowsTilingUpdates) {
   base::TimeTicks time_ticks;
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
-      CreateBeginFrameArgsForTesting(time_ticks));
+      CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
 
   gfx::Size tile_size(100, 100);
   gfx::Size layer_bounds(400, 4000);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   scoped_refptr<FakePicturePileImpl> active_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
 
   SetupTrees(pending_pile, active_pile);
@@ skipping 101 matching lines @@
   result = layer->CalculateTileSize(gfx::Size(447, 400));
   EXPECT_EQ(result.width(), 448);
   EXPECT_EQ(result.height(), 448);
   result = layer->CalculateTileSize(gfx::Size(500, 499));
   EXPECT_EQ(result.width(), 512);
   EXPECT_EQ(result.height(), 500 + 2);
 }
 
 }  // namespace
 }  // namespace cc