Implement HiDPI and pinch-zoom scaling of filter params

cc/layers/delegated_renderer_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 "cc/layers/delegated_renderer_layer_impl.h"
 
 #include "cc/base/scoped_ptr_vector.h"
 #include "cc/layers/solid_color_layer_impl.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/solid_color_draw_quad.h"
@@ skipping 565 matching lines @@
     render_pass_quad->SetNew(
         shared_quad_state,
         gfx::Rect(5, 5, 7, 7),  // quad_rect
         gfx::Rect(5, 5, 7, 7),  // visible_rect
         RenderPass::Id(10, 7),  // render_pass_id
         false,                  // is_replica
         0,                      // mask_resource_id
         child_pass_rect,        // contents_changed_since_last_frame
         gfx::RectF(),           // mask_uv_rect
         FilterOperations(),     // filters
+        gfx::Vector2dF(),       // filters_scale
         FilterOperations());    // background_filters
 
     SolidColorDrawQuad* color_quad;
     color_quad = pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
     color_quad->SetNew(shared_quad_state,
                        gfx::Rect(0, 0, 10, 10),
                        gfx::Rect(0, 0, 10, 10),
                        1u,
                        false);
 
@@ skipping 416 matching lines @@
     render_pass_quad->SetNew(
         shared_quad_state,
         gfx::Rect(5, 5, 7, 7),  // quad_rect
         gfx::Rect(5, 5, 7, 7),  // visible_quad_rect
         RenderPass::Id(10, 7),  // render_pass_id
         false,                  // is_replica
         0,                      // mask_resource_id
         child_pass_rect,        // contents_changed_since_last_frame
         gfx::RectF(),           // mask_uv_rect
         FilterOperations(),     // filters
+        gfx::Vector2dF(),       // filters_scale
         FilterOperations());    // background_filters
 
     SolidColorDrawQuad* color_quad;
     color_quad = pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
     color_quad->SetNew(shared_quad_state,
                        gfx::Rect(0, 0, 10, 10),
                        gfx::Rect(0, 0, 10, 10),
                        1u,
                        false);
 
@@ skipping 500 matching lines @@
   scoped_ptr<DelegatedRendererLayerImpl> other_layer =
       DelegatedRendererLayerImpl::Create(host_impl_->active_tree(), 6);
 
   delegated_renderer_layer_impl->PushPropertiesTo(other_layer.get());
 
   EXPECT_EQ(0.5f, other_layer->inverse_device_scale_factor());
 }
 
 }  // namespace
 }  // namespace cc