mus: Implement Window Server Capture

components/mus/view_tree_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 <string>
 #include <vector>
 
 #include "base/message_loop/message_loop.h"
 #include "components/mus/client_connection.h"
 #include "components/mus/connection_manager.h"
@@ skipping 43 matching lines @@
                mojo::ViewTreePtr tree,
                Id focused_view_id,
                uint32_t access_policy) override {
     // TODO(sky): add test coverage of |focused_view_id|.
     tracker_.OnEmbed(connection_id, root.Pass());
   }
   void OnEmbeddedAppDisconnected(uint32_t view) override {
     tracker_.OnEmbeddedAppDisconnected(view);
   }
   void OnUnembed() override { tracker_.OnUnembed(); }
+  void OnLostCapture(Id view_id) override {}
   void OnViewBoundsChanged(uint32_t view,
                            mojo::RectPtr old_bounds,
                            mojo::RectPtr new_bounds) override {
     tracker_.OnViewBoundsChanged(view, old_bounds.Pass(), new_bounds.Pass());
   }
   void OnViewViewportMetricsChanged(
       mojo::ViewportMetricsPtr old_metrics,
       mojo::ViewportMetricsPtr new_metrics) override {
     tracker_.OnViewViewportMetricsChanged(old_metrics.Pass(),
                                           new_metrics.Pass());
@@ skipping 136 matching lines @@
     // root-view is created).
     mojo::ViewportMetrics metrics;
     metrics.size_in_pixels = mojo::Size::From(gfx::Size(400, 300));
     metrics.device_pixel_ratio = 1.f;
     delegate->OnViewportMetricsChanged(mojo::ViewportMetrics(), metrics);
   }
   void SchedulePaint(const ServerView* view, const gfx::Rect& bounds) override {
   }
   void SetViewportSize(const gfx::Size& size) override {}
   void SetTitle(const base::string16& title) override {}
+  void SetCapture() override {}
   const mojo::ViewportMetrics& GetViewportMetrics() override {
     return display_metrices_;
   }
   void UpdateTextInputState(const ui::TextInputState& state) override {}
   void SetImeVisibility(bool visible) override {}
 
  private:
   mojo::ViewportMetrics display_metrices_;
 
   DISALLOW_COPY_AND_ASSIGN(TestDisplayManager);
@@ skipping 211 matching lines @@
   EXPECT_EQ("Focused id=2,1",
             ChangesToDescription1(*wm_client()->tracker()->changes())[0]);
   ASSERT_EQ(2u, embed_connection->tracker()->changes()->size());
   EXPECT_EQ("Focused id=2,1",
             ChangesToDescription1(*embed_connection->tracker()->changes())[0]);
   EXPECT_EQ("InputEvent view=2,1 event_action=4",
             ChangesToDescription1(*embed_connection->tracker()->changes())[1]);
 }
 
 }  // namespace mus