ui/events: Add changed_button_flags_ in ui::PointerEvent.

services/ui/public/cpp/tests/window_tree_client_unittest.cc

 // Copyright 2015 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 "services/ui/public/cpp/window_tree_client.h"
 
 #include <stdint.h>
 
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 459 matching lines @@
   WindowTreeSetup setup;
   Window* root = setup.GetFirstRoot();
   ASSERT_TRUE(root);
 
   // Start a pointer watcher for all events excluding move events.
   setup.client()->StartPointerWatcher(false /* want_moves */);
 
   // Simulate the server sending an observed event.
   std::unique_ptr<ui::PointerEvent> pointer_event_down(new ui::PointerEvent(
       ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_CONTROL_DOWN, 1,
-      ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
+      0, ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks()));
   setup.window_tree_client()->OnPointerEventObserved(
       std::move(pointer_event_down), 0u);
 
   // Delegate sensed the event.
   ui::Event* last_event = setup.window_tree_delegate()->last_event_observed();
   EXPECT_EQ(ui::ET_POINTER_DOWN, last_event->type());
   EXPECT_EQ(ui::EF_CONTROL_DOWN, last_event->flags());
   setup.window_tree_delegate()->Reset();
 
   // Stop the pointer watcher.
   setup.client()->StopPointerWatcher();
 
   // Simulate another event from the server.
   std::unique_ptr<ui::PointerEvent> pointer_event_up(new ui::PointerEvent(
-      ui::ET_POINTER_UP, gfx::Point(), gfx::Point(), ui::EF_CONTROL_DOWN, 1,
+      ui::ET_POINTER_UP, gfx::Point(), gfx::Point(), ui::EF_CONTROL_DOWN, 1, 0,
       ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks()));
   setup.window_tree_client()->OnPointerEventObserved(
       std::move(pointer_event_up), 0u);
 
   // No event was sensed.
   EXPECT_FALSE(setup.window_tree_delegate()->last_event_observed());
 }
 
 // Tests pointer watchers triggered by events that hit this window tree.
 TEST_F(WindowTreeClientTest, OnWindowInputEventWithPointerWatcher) {
   WindowTreeSetup setup;
   Window* root = setup.GetFirstRoot();
   ASSERT_TRUE(root);
 
   // Start a pointer watcher for all events excluding move events.
   setup.client()->StartPointerWatcher(false /* want_moves */);
 
   // Simulate the server dispatching an event that also matched the observer.
   std::unique_ptr<ui::PointerEvent> pointer_event_down(new ui::PointerEvent(
       ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_CONTROL_DOWN, 1,
-      ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
+      0, ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks()));
   setup.window_tree_client()->OnWindowInputEvent(
       1, server_id(root), std::move(pointer_event_down), true);
 
   // Delegate sensed the event.
   ui::Event* last_event = setup.window_tree_delegate()->last_event_observed();
   EXPECT_EQ(ui::ET_POINTER_DOWN, last_event->type());
   EXPECT_EQ(ui::EF_CONTROL_DOWN, last_event->flags());
 }
 
@@ skipping 546 matching lines @@
 
   // Changes originating from server should notify observers too.
   WindowTreeClientPrivate(setup.client()).CallOnCaptureChanged(child2, nullptr);
   EXPECT_EQ(1, capture_recorder.capture_changed_count());
   EXPECT_EQ(child2_id, capture_recorder.last_gained_capture_window_id());
   EXPECT_EQ(0, capture_recorder.last_lost_capture_window_id());
   capture_recorder.reset_capture_captured_count();
 }
 
 }  // namespace ui