Use custom ListContainer to allocate DrawQuads

cc/surfaces/surface_aggregator_unittest.cc

 // Copyright 2014 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/output/compositor_frame.h"
 #include "cc/output/delegated_frame_data.h"
 #include "cc/quads/render_pass.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
@@ skipping 251 matching lines @@
     // quad embedded into the root surface's second pass.
     // First, there's the first embedded pass which doesn't reference anything
     // else.
     TestPassMatchesExpectations(embedded_passes[0], aggregated_pass_list[1]);
   }
 
   {
     SCOPED_TRACE("Third pass");
     const QuadList& third_pass_quad_list = aggregated_pass_list[2]->quad_list;
     ASSERT_EQ(2u, third_pass_quad_list.size());
-    TestQuadMatchesExpectations(embedded_quads[1][0],
-                                third_pass_quad_list.at(0u));
+    QuadList::ConstIterator iter = third_pass_quad_list.begin();
+    TestQuadMatchesExpectations(embedded_quads[1][0], &*iter);
 
     // This render pass pass quad will reference the first pass from the
     // embedded surface, which is the second pass in the aggregated frame.
-    ASSERT_EQ(DrawQuad::RENDER_PASS, third_pass_quad_list.at(1u)->material);
+    ++iter;
+    ASSERT_EQ(DrawQuad::RENDER_PASS, iter->material);
     const RenderPassDrawQuad* third_pass_render_pass_draw_quad =
-        RenderPassDrawQuad::MaterialCast(third_pass_quad_list.at(1u));
+        RenderPassDrawQuad::MaterialCast(&*iter);
     EXPECT_EQ(actual_pass_ids[1],
               third_pass_render_pass_draw_quad->render_pass_id);
   }
 
   {
     SCOPED_TRACE("Fourth pass");
     // The fourth pass will have aggregated quads from the root surface's second
     // pass and the embedded surface's first pass.
     const QuadList& fourth_pass_quad_list = aggregated_pass_list[3]->quad_list;
     ASSERT_EQ(3u, fourth_pass_quad_list.size());
 
     // The first quad will be the yellow quad from the embedded surface's last
     // pass.
-    TestQuadMatchesExpectations(embedded_quads[2][0],
-                                fourth_pass_quad_list.at(0u));
+    QuadList::ConstIterator iter = fourth_pass_quad_list.begin();
+    TestQuadMatchesExpectations(embedded_quads[2][0], &*iter);
 
     // The next quad will be a render pass quad referencing the second pass from
     // the embedded surface, which is the third pass in the aggregated frame.
-    ASSERT_EQ(DrawQuad::RENDER_PASS, fourth_pass_quad_list.at(1u)->material);
+    ++iter;
+    ASSERT_EQ(DrawQuad::RENDER_PASS, iter->material);
     const RenderPassDrawQuad* fourth_pass_first_render_pass_draw_quad =
-        RenderPassDrawQuad::MaterialCast(fourth_pass_quad_list.at(1u));
+        RenderPassDrawQuad::MaterialCast(&*iter);
     EXPECT_EQ(actual_pass_ids[2],
               fourth_pass_first_render_pass_draw_quad->render_pass_id);
 
     // The last quad will be a render pass quad referencing the first pass from
     // the root surface, which is the first pass overall.
-    ASSERT_EQ(DrawQuad::RENDER_PASS, fourth_pass_quad_list.at(2u)->material);
+    ++iter;
+    ASSERT_EQ(DrawQuad::RENDER_PASS, iter->material);
     const RenderPassDrawQuad* fourth_pass_second_render_pass_draw_quad =
-        RenderPassDrawQuad::MaterialCast(fourth_pass_quad_list.at(2u));
+        RenderPassDrawQuad::MaterialCast(&*iter);
     EXPECT_EQ(actual_pass_ids[0],
               fourth_pass_second_render_pass_draw_quad->render_pass_id);
   }
 
   {
     SCOPED_TRACE("Fifth pass");
     const QuadList& fifth_pass_quad_list = aggregated_pass_list[4]->quad_list;
     ASSERT_EQ(2u, fifth_pass_quad_list.size());
 
-    TestQuadMatchesExpectations(root_quads[2][0], fifth_pass_quad_list.at(0));
+    QuadList::ConstIterator iter = fifth_pass_quad_list.begin();
+    TestQuadMatchesExpectations(root_quads[2][0], &*iter);
 
     // The last quad in the last pass will reference the second pass from the
     // root surface, which after aggregating is the fourth pass in the overall
     // list.
-    ASSERT_EQ(DrawQuad::RENDER_PASS, fifth_pass_quad_list.at(1u)->material);
+    ++iter;
+    ASSERT_EQ(DrawQuad::RENDER_PASS, iter->material);
     const RenderPassDrawQuad* fifth_pass_render_pass_draw_quad =
-        RenderPassDrawQuad::MaterialCast(fifth_pass_quad_list.at(1u));
+        RenderPassDrawQuad::MaterialCast(&*iter);
     EXPECT_EQ(actual_pass_ids[3],
               fifth_pass_render_pass_draw_quad->render_pass_id);
   }
   factory_.Destroy(embedded_surface_id);
 }
 
 // Tests an invalid surface reference in a frame. The surface quad should just
 // be dropped.
 TEST_F(SurfaceAggregatorValidSurfaceTest, InvalidSurfaceReference) {
   test::Quad quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
@@ skipping 130 matching lines @@
                                     aggregated_pass_list[2]->id};
   // Make sure the aggregated frame's pass IDs are all unique.
   for (size_t i = 0; i < 3; ++i) {
     for (size_t j = 0; j < i; ++j) {
       EXPECT_NE(actual_pass_ids[j], actual_pass_ids[i]) << "pass ids " << i
                                                         << " and " << j;
     }
   }
 
   // Make sure the render pass quads reference the remapped pass IDs.
-  DrawQuad* render_pass_quads[] = {aggregated_pass_list[1]->quad_list[0],
-                                   aggregated_pass_list[2]->quad_list[0]};
+  DrawQuad* render_pass_quads[] = {aggregated_pass_list[1]->quad_list.front(),
+                                   aggregated_pass_list[2]->quad_list.front()};
   ASSERT_EQ(render_pass_quads[0]->material, DrawQuad::RENDER_PASS);
   EXPECT_EQ(
       actual_pass_ids[0],
       RenderPassDrawQuad::MaterialCast(render_pass_quads[0])->render_pass_id);
 
   ASSERT_EQ(render_pass_quads[1]->material, DrawQuad::RENDER_PASS);
   EXPECT_EQ(
       actual_pass_ids[1],
       RenderPassDrawQuad::MaterialCast(render_pass_quads[1])->render_pass_id);
   factory_.Destroy(child_surface_id);
@@ skipping 142 matching lines @@
   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 
   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
 
   ASSERT_EQ(1u, aggregated_pass_list.size());
 
   const QuadList& aggregated_quad_list = aggregated_pass_list[0]->quad_list;
 
   ASSERT_EQ(7u, aggregated_quad_list.size());
 
-  for (size_t i = 0; i < aggregated_quad_list.size(); ++i) {
-    DrawQuad* quad = aggregated_quad_list[i];
-    EXPECT_EQ(blend_modes[i], quad->shared_quad_state->blend_mode) << i;
+  size_t i = 0;
+  for (QuadList::ConstIterator iter = aggregated_quad_list.begin();
+       iter != aggregated_quad_list.end();
+       ++iter) {
+    EXPECT_EQ(blend_modes[i], iter->shared_quad_state->blend_mode) << i;
+    ++i;
   }
   factory_.Destroy(child_one_surface_id);
   factory_.Destroy(child_two_surface_id);
   factory_.Destroy(grandchild_surface_id);
 }
 
 // This tests that when aggregating a frame with multiple render passes that we
 // map the transforms for the root pass but do not modify the transform on child
 // passes.
 //
@@ skipping 114 matching lines @@
   gfx::Transform expected_root_pass_quad_transforms[2];
   // The first quad in the root pass is the solid color quad from the original
   // root surface. Its transform should be unaffected by the aggregation and
   // still be +7 in the y direction.
   expected_root_pass_quad_transforms[0].Translate(0, 7);
   // The second quad in the root pass is aggregated from the child surface so
   // its transform should be the combination of its original translation (0, 10)
   // and the child surface draw quad's translation (8, 0).
   expected_root_pass_quad_transforms[1].Translate(8, 10);
 
-  for (size_t i = 0; i < 2; ++i) {
-    DrawQuad* quad = aggregated_pass_list[1]->quad_list.at(i);
+  size_t i = 0;
+  for (QuadList::Iterator iter = aggregated_pass_list[1]->quad_list.begin();
+       iter != aggregated_pass_list[1]->quad_list.end();
+       ++iter) {
     EXPECT_EQ(expected_root_pass_quad_transforms[i].ToString(),
-              quad->quadTransform().ToString())
+              iter->quadTransform().ToString())
         << i;
+    i++;
   }
 
   EXPECT_EQ(true,
             aggregated_pass_list[1]->shared_quad_state_list[1]->is_clipped);
 
   // The second quad in the root pass is aggregated from the child, so its
   // clip rect must be transformed by the child's translation.
   EXPECT_EQ(
       gfx::Rect(0, 10, 5, 5).ToString(),
       aggregated_pass_list[1]->shared_quad_state_list[1]->clip_rect.ToString());
@@ skipping 286 matching lines @@
     returned_ids[i] = client.returned_resources()[i].id;
   }
   EXPECT_THAT(returned_ids,
               testing::WhenSorted(testing::ElementsAreArray(ids)));
   factory.Destroy(surface_id);
 }
 
 }  // namespace
 }  // namespace cc