Use a cc::Display for WebView resourceless software draws.

cc/test/pixel_test.h

 // 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 "base/files/file_util.h"
 #include "cc/output/gl_renderer.h"
 #include "cc/output/software_renderer.h"
 #include "cc/quads/render_pass.h"
 #include "cc/test/pixel_comparator.h"
 #include "cc/trees/layer_tree_settings.h"
@@ skipping 100 matching lines @@
                    texture_mailbox_deleter,
                    highp_threshold_min) {}
 };
 
 class SoftwareRendererWithExpandedViewport : public SoftwareRenderer {
  public:
   SoftwareRendererWithExpandedViewport(RendererClient* client,
                                        const RendererSettings* settings,
                                        OutputSurface* output_surface,
                                        ResourceProvider* resource_provider)
-      : SoftwareRenderer(client,
-                         settings,
-                         output_surface,
-                         resource_provider,
-                         true /* use_image_hijack_canvas */) {}
+      : SoftwareRenderer(client, settings, output_surface, resource_provider) {}
 };
 
 class GLRendererWithFlippedSurface : public GLRenderer {
  public:
   GLRendererWithFlippedSurface(RendererClient* client,
                                const RendererSettings* settings,
                                OutputSurface* output_surface,
                                ResourceProvider* resource_provider,
                                TextureMailboxDeleter* texture_mailbox_deleter,
                                int highp_threshold_min)
@@ skipping 33 matching lines @@
   ForceExpandedViewport(gfx::Size(50, 50));
   ForceViewportOffset(gfx::Vector2d(10, 20));
 }
 
 typedef RendererPixelTest<GLRenderer> GLRendererPixelTest;
 typedef RendererPixelTest<SoftwareRenderer> SoftwareRendererPixelTest;
 
 }  // namespace cc
 
 #endif  // CC_TEST_PIXEL_TEST_H_