Change ui::Event::time_stamp from TimeDelta to TimeTicks

ui/views/view_targeter_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 "ui/views/view_targeter.h"
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "ui/events/event_targeter.h"
 #include "ui/events/event_utils.h"
@@ skipping 215 matching lines @@
   EXPECT_EQ(content, static_cast<View*>(current_target));
 }
 
 // Convenience to make constructing a GestureEvent simpler.
 class GestureEventForTest : public ui::GestureEvent {
  public:
   GestureEventForTest(ui::EventType type, int x, int y)
       : GestureEvent(x,
                      y,
                      0,
-                     base::TimeDelta(),
+                     base::TimeTicks(),
                      ui::GestureEventDetails(type)) {}
 
   GestureEventForTest(ui::GestureEventDetails details)
       : GestureEvent(details.bounding_box().CenterPoint().x(),
                      details.bounding_box().CenterPoint().y(),
                      0,
-                     base::TimeDelta(),
+                     base::TimeTicks(),
                      details) {}
 };
 
 // Verifies that the the functions ViewTargeter::FindTargetForEvent()
 // and ViewTargeter::FindNextBestTarget() are implemented correctly
 // for gesture events.
 TEST_F(ViewTargeterTest, ViewTargeterForGestureEvents) {
   Widget widget;
   Widget::InitParams init_params = CreateParams(Widget::InitParams::TYPE_POPUP);
   init_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
@@ skipping 411 matching lines @@
   EXPECT_EQ(v1, root_view->GetTooltipHandlerForPoint(v1_origin));
   EXPECT_EQ(root_view, root_view->GetTooltipHandlerForPoint(v2_origin));
 
   EXPECT_FALSE(v1->GetTooltipHandlerForPoint(v2_origin));
 
   widget->CloseNow();
 }
 
 }  // namespace test
 }  // namespace views