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

ui/events/event.cc

 // Copyright (c) 2012 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/events/event.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 
@@ skipping 304 matching lines @@
 }
 
 void Event::SetHandled() {
   // TODO(sad): Re-enable these checks once View uses dispatcher to dispatch
   // events.
   // CHECK(phase_ != EP_PREDISPATCH && phase_ != EP_POSTDISPATCH);
   CHECK(cancelable_);
   result_ = static_cast<EventResult>(result_ | ER_HANDLED);
 }
 
-Event::Event(EventType type, base::TimeDelta time_stamp, int flags)
+Event::Event(EventType type, base::TimeTicks time_stamp, int flags)
     : type_(type),
       time_stamp_(time_stamp),
       flags_(flags),
       native_event_(base::NativeEvent()),
       delete_native_event_(false),
       cancelable_(true),
       target_(NULL),
       phase_(EP_PREDISPATCH),
       result_(ER_UNHANDLED),
       source_device_id_(ED_UNKNOWN_DEVICE) {
@@ skipping 68 matching lines @@
     name_ = std::string();
   type_ = type;
   if (type_ < ET_LAST)
     name_ = EventTypeName(type_);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // CancelModeEvent
 
 CancelModeEvent::CancelModeEvent()
-    : Event(ET_CANCEL_MODE, base::TimeDelta(), 0) {
+    : Event(ET_CANCEL_MODE, base::TimeTicks(), 0) {
   set_cancelable(false);
 }
 
 CancelModeEvent::~CancelModeEvent() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // LocatedEvent
 
 LocatedEvent::~LocatedEvent() {
 }
 
 LocatedEvent::LocatedEvent(const base::NativeEvent& native_event)
     : Event(native_event,
             EventTypeFromNative(native_event),
             EventFlagsFromNative(native_event)),
       location_(EventLocationFromNative(native_event)),
       root_location_(location_) {
 }
 
 LocatedEvent::LocatedEvent(EventType type,
                            const gfx::PointF& location,
                            const gfx::PointF& root_location,
-                           base::TimeDelta time_stamp,
+                           base::TimeTicks time_stamp,
                            int flags)
     : Event(type, time_stamp, flags),
       location_(location),
-      root_location_(root_location) {
-}
+      root_location_(root_location) {}
 
 void LocatedEvent::UpdateForRootTransform(
     const gfx::Transform& reversed_root_transform) {
   // Transform has to be done at root level.
   gfx::Point3F p(location_);
   reversed_root_transform.TransformPoint(&p);
   location_ = p.AsPointF();
   root_location_ = location_;
 }
 
@@ skipping 44 matching lines @@
       break;
 
     default:
       NOTREACHED();
   }
 }
 
 MouseEvent::MouseEvent(EventType type,
                        const gfx::Point& location,
                        const gfx::Point& root_location,
-                       base::TimeDelta time_stamp,
+                       base::TimeTicks time_stamp,
                        int flags,
                        int changed_button_flags)
     : LocatedEvent(type,
                    gfx::PointF(location),
                    gfx::PointF(root_location),
                    time_stamp,
                    flags),
       changed_button_flags_(changed_button_flags),
       pointer_details_(PointerDetails(EventPointerType::POINTER_TYPE_MOUSE)) {
   latency()->AddLatencyNumber(INPUT_EVENT_LATENCY_UI_COMPONENT, 0, 0);
@@ skipping 143 matching lines @@
 
 MouseWheelEvent::MouseWheelEvent(const MouseWheelEvent& mouse_wheel_event)
     : MouseEvent(mouse_wheel_event),
       offset_(mouse_wheel_event.offset()) {
   DCHECK(type() == ET_MOUSEWHEEL);
 }
 
 MouseWheelEvent::MouseWheelEvent(const gfx::Vector2d& offset,
                                  const gfx::Point& location,
                                  const gfx::Point& root_location,
-                                 base::TimeDelta time_stamp,
+                                 base::TimeTicks time_stamp,
                                  int flags,
                                  int changed_button_flags)
     : MouseEvent(ui::ET_MOUSEWHEEL,
                  location,
                  root_location,
                  time_stamp,
                  flags,
                  changed_button_flags),
       offset_(offset) {}
 
@@ skipping 54 matching lines @@
       break;
 
     default:
       NOTREACHED();
   }
 }
 
 TouchEvent::TouchEvent(EventType type,
                        const gfx::Point& location,
                        int touch_id,
-                       base::TimeDelta time_stamp)
+                       base::TimeTicks time_stamp)
     : LocatedEvent(type,
                    gfx::PointF(location),
                    gfx::PointF(location),
                    time_stamp,
                    0),
       touch_id_(touch_id),
       unique_event_id_(ui::GetNextTouchEventId()),
       rotation_angle_(0.0f),
       may_cause_scrolling_(false),
       should_remove_native_touch_id_mapping_(false),
       pointer_details_(PointerDetails(EventPointerType::POINTER_TYPE_TOUCH)) {
   latency()->AddLatencyNumber(INPUT_EVENT_LATENCY_UI_COMPONENT, 0, 0);
 }
 
 TouchEvent::TouchEvent(EventType type,
                        const gfx::Point& location,
                        int flags,
                        int touch_id,
-                       base::TimeDelta time_stamp,
+                       base::TimeTicks time_stamp,
                        float radius_x,
                        float radius_y,
                        float angle,
                        float force)
     : LocatedEvent(type,
                    gfx::PointF(location),
                    gfx::PointF(location),
                    time_stamp,
                    flags),
       touch_id_(touch_id),
@@ skipping 144 matching lines @@
       NOTREACHED();
   }
 }
 
 PointerEvent::PointerEvent(EventType type,
                            const gfx::Point& location,
                            const gfx::Point& root_location,
                            int flags,
                            int pointer_id,
                            const PointerDetails& pointer_details,
-                           base::TimeDelta time_stamp)
+                           base::TimeTicks time_stamp)
     : LocatedEvent(type,
                    gfx::PointF(location),
                    gfx::PointF(root_location),
                    time_stamp,
                    flags),
       pointer_id_(pointer_id),
       details_(pointer_details) {}
 
 const int PointerEvent::kMousePointerId = std::numeric_limits<int32_t>::max();
 
@@ skipping 78 matching lines @@
     : Event(type, EventTimeForNow(), flags),
       key_code_(key_code),
       code_(code) {
 }
 
 KeyEvent::KeyEvent(EventType type,
                    KeyboardCode key_code,
                    DomCode code,
                    int flags,
                    DomKey key,
-                   base::TimeDelta time_stamp)
+                   base::TimeTicks time_stamp)
     : Event(type, time_stamp, flags),
       key_code_(key_code),
       code_(code),
-      key_(key) {
-}
+      key_(key) {}
 
 KeyEvent::KeyEvent(base::char16 character, KeyboardCode key_code, int flags)
     : Event(ET_KEY_PRESSED, EventTimeForNow(), flags),
       key_code_(key_code),
       code_(DomCode::NONE),
       is_char_(true),
       key_(DomKey::FromCharacter(character)) {
 }
 
 KeyEvent::KeyEvent(const KeyEvent& rhs)
@@ skipping 195 matching lines @@
                  &x_offset_ordinal_, &y_offset_ordinal_,
                  NULL);
   } else {
     NOTREACHED() << "Unexpected event type " << type()
         << " when constructing a ScrollEvent.";
   }
 }
 
 ScrollEvent::ScrollEvent(EventType type,
                          const gfx::Point& location,
-                         base::TimeDelta time_stamp,
+                         base::TimeTicks time_stamp,
                          int flags,
                          float x_offset,
                          float y_offset,
                          float x_offset_ordinal,
                          float y_offset_ordinal,
                          int finger_count)
     : MouseEvent(type, location, location, time_stamp, flags, 0),
       x_offset_(x_offset),
       y_offset_(y_offset),
       x_offset_ordinal_(x_offset_ordinal),
       y_offset_ordinal_(y_offset_ordinal),
       finger_count_(finger_count) {
   CHECK(IsScrollEvent());
 }
 
 void ScrollEvent::Scale(const float factor) {
   x_offset_ *= factor;
   y_offset_ *= factor;
   x_offset_ordinal_ *= factor;
   y_offset_ordinal_ *= factor;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // GestureEvent
 
 GestureEvent::GestureEvent(float x,
                            float y,
                            int flags,
-                           base::TimeDelta time_stamp,
+                           base::TimeTicks time_stamp,
                            const GestureEventDetails& details)
     : LocatedEvent(details.type(),
                    gfx::PointF(x, y),
                    gfx::PointF(x, y),
                    time_stamp,
                    flags | EF_FROM_TOUCH),
-      details_(details) {
-}
+      details_(details) {}
 
 GestureEvent::~GestureEvent() {
 }
 
 }  // namespace ui