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

ui/views/mus/pointer_watcher_event_router_unittest.cc

 // Copyright 2016 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 "ui/views/mus/pointer_watcher_event_router.h"
 
 #include <memory>
 
 #include "base/message_loop/message_loop.h"
 #include "services/ui/public/cpp/tests/window_tree_client_private.h"
@@ skipping 106 matching lines @@
 
 TEST_F(PointerWatcherEventRouterTest, PointerWatcherNoMove) {
   base::MessageLoop message_loop(base::MessageLoop::TYPE_UI);
   ScopedViewsTestHelper helper;
   ASSERT_TRUE(WindowManagerConnection::Get());
   PointerWatcherEventRouter* pointer_watcher_event_router =
       WindowManagerConnection::Get()->pointer_watcher_event_router();
   ASSERT_TRUE(pointer_watcher_event_router);
 
   ui::PointerEvent pointer_event_down(
-      ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_NONE, 1,
+      ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_NONE, 1, 0,
       ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks());
   ui::PointerEvent pointer_event_up(
-      ui::ET_POINTER_UP, gfx::Point(), gfx::Point(), ui::EF_NONE, 1,
+      ui::ET_POINTER_UP, gfx::Point(), gfx::Point(), ui::EF_NONE, 1, 0,
       ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_MOUSE),
       base::TimeTicks());
 
   // PointerWatchers receive pointer down events.
   TestPointerWatcher watcher1;
   pointer_watcher_event_router->AddPointerWatcher(&watcher1, false);
   OnPointerEventObserved(pointer_event_down);
   EXPECT_EQ(ui::ET_POINTER_DOWN, watcher1.last_event_observed()->type());
   watcher1.Reset();
 
@@ skipping 28 matching lines @@
 
 TEST_F(PointerWatcherEventRouterTest, PointerWatcherMove) {
   base::MessageLoop message_loop(base::MessageLoop::TYPE_UI);
   ScopedViewsTestHelper helper;
   ASSERT_TRUE(WindowManagerConnection::Get());
   PointerWatcherEventRouter* pointer_watcher_event_router =
       WindowManagerConnection::Get()->pointer_watcher_event_router();
   ASSERT_TRUE(pointer_watcher_event_router);
 
   ui::PointerEvent pointer_event_down(
-      ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_NONE, 1,
+      ui::ET_POINTER_DOWN, gfx::Point(), gfx::Point(), ui::EF_NONE, 1, 0,
       ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks());
   ui::PointerEvent pointer_event_move(
-      ui::ET_POINTER_MOVED, gfx::Point(), gfx::Point(), ui::EF_NONE, 1,
+      ui::ET_POINTER_MOVED, gfx::Point(), gfx::Point(), ui::EF_NONE, 1, 0,
       ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_TOUCH),
       base::TimeTicks());
 
   // PointerWatchers receive pointer down events.
   TestPointerWatcher watcher1;
   pointer_watcher_event_router->AddPointerWatcher(&watcher1, true);
   OnPointerEventObserved(pointer_event_down);
   EXPECT_EQ(ui::ET_POINTER_DOWN, watcher1.last_event_observed()->type());
   watcher1.Reset();
 
@@ skipping 20 matching lines @@
   watcher2.Reset();
 
   // Removing the last PointerWatcher stops sending events to it.
   pointer_watcher_event_router->RemovePointerWatcher(&watcher2);
   OnPointerEventObserved(pointer_event_move);
   EXPECT_FALSE(watcher1.last_event_observed());
   EXPECT_FALSE(watcher2.last_event_observed());
 }
 
 }  // namespace views