Switch cc to std::unordered_*.

cc/output/gl_renderer.cc

 // Copyright 2010 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/gl_renderer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 853 matching lines @@
   skia::RefPtr<SkImage> background_with_filters = ApplyImageFilter(
       ScopedUseGrContext::Create(this, frame), resource_provider_, rect, rect,
       quad->filters_scale, filter.get(), background_texture);
   return background_with_filters;
 }
 
 void GLRenderer::DrawRenderPassQuad(DrawingFrame* frame,
                                     const RenderPassDrawQuad* quad,
                                     const gfx::QuadF* clip_region) {
   ScopedResource* contents_texture =
-      render_pass_textures_.get(quad->render_pass_id);
+      render_pass_textures_[quad->render_pass_id].get();
   DCHECK(contents_texture);
   DCHECK(contents_texture->id());
 
   gfx::Transform quad_rect_matrix;
   QuadRectTransform(&quad_rect_matrix,
                     quad->shared_quad_state->quad_to_target_transform,
                     gfx::RectF(quad->rect));
   gfx::Transform contents_device_transform =
       frame->window_matrix * frame->projection_matrix * quad_rect_matrix;
   contents_device_transform.FlattenTo2d();
@@ skipping 2727 matching lines @@
       texture_id = pending_overlay_resources_.back()->texture_id();
     }
 
     context_support_->ScheduleOverlayPlane(
         overlay.plane_z_order, overlay.transform, texture_id,
         ToNearestRect(overlay.display_rect), overlay.uv_rect);
   }
 }
 
 }  // namespace cc