Use custom ListContainer to allocate DrawQuads

cc/layers/nine_patch_layer_impl_unittest.cc

 // Copyright 2012 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 "base/containers/hash_tables.h"
 #include "cc/layers/append_quads_data.h"
 #include "cc/layers/nine_patch_layer_impl.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/resources/ui_resource_client.h"
@@ skipping 52 matching lines @@
   layer->SetImageBounds(bitmap_size);
   layer->SetLayout(aperture_rect, border, fill_center);
   AppendQuadsData data;
   layer->AppendQuads(render_pass.get(), occlusion_tracker, &data);
 
   // Verify quad rects
   const QuadList& quads = render_pass->quad_list;
   EXPECT_EQ(expected_quad_size, quads.size());
 
   Region remaining(visible_content_rect);
-  for (size_t i = 0; i < quads.size(); ++i) {
-    DrawQuad* quad = quads[i];
-    gfx::Rect quad_rect = quad->rect;
+  size_t i = 0;
+  for (QuadList::ConstIterator iter = quads.begin(); iter != quads.end();
+       ++iter) {
+    gfx::Rect quad_rect = iter->rect;
 
     EXPECT_TRUE(visible_content_rect.Contains(quad_rect)) << i;
     EXPECT_TRUE(remaining.Contains(quad_rect)) << i;
     remaining.Subtract(Region(quad_rect));
+    ++i;
   }
 
   // Check if the left-over quad is the same size as the mapped aperture quad in
   // layer space.
   if (!fill_center) {
     EXPECT_RECT_EQ(expected_remaining, gfx::ToEnclosedRect(remaining.bounds()));
   } else {
     EXPECT_TRUE(remaining.bounds().IsEmpty());
   }
 
   // Verify UV rects
   gfx::Rect bitmap_rect(bitmap_size);
   Region tex_remaining(bitmap_rect);
-  for (size_t i = 0; i < quads.size(); ++i) {
-    DrawQuad* quad = quads[i];
-    const TextureDrawQuad* tex_quad = TextureDrawQuad::MaterialCast(quad);
+  for (QuadList::ConstIterator iter = quads.begin(); iter != quads.end();
+       ++iter) {
+    const TextureDrawQuad* tex_quad = TextureDrawQuad::MaterialCast(&*iter);
     gfx::RectF tex_rect =
         gfx::BoundingRect(tex_quad->uv_top_left, tex_quad->uv_bottom_right);
     tex_rect.Scale(bitmap_size.width(), bitmap_size.height());
     tex_remaining.Subtract(Region(ToRoundedIntRect(tex_rect)));
   }
 
   if (!fill_center) {
     EXPECT_RECT_EQ(aperture_rect, tex_remaining.bounds());
     Region aperture_region(aperture_rect);
     EXPECT_EQ(aperture_region, tex_remaining);
@@ skipping 163 matching lines @@
         impl.quad_list(), occluded, &partially_occluded_count);
     // The layer outputs nine quads, three of which are partially occluded, and
     // three fully occluded.
     EXPECT_EQ(6u, impl.quad_list().size());
     EXPECT_EQ(3u, partially_occluded_count);
   }
 }
 
 }  // namespace
 }  // namespace cc