Fix style in ui/event/event.{h,cc}

No functional change, just fixing coding style and a couple cleanups.

R=sadrul@chromium.org

Bug: None
Change-Id: I437a973ad6a50957c642923e8e088c2c3744e782
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2216710
Commit-Queue: Nick Yamane <nickdiego@igalia.com>
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Cr-Commit-Position: refs/heads/master@{#774628}

ui/events/event.h

@@ -5,8 +5,7 @@
 #ifndef UI_EVENTS_EVENT_H_
 #define UI_EVENTS_EVENT_H_
 
-#include <stdint.h>
-
+#include <cstdint>
 #include <memory>
 #include <string>
 #include <vector>
@@ -18,7 +17,6 @@
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
-#include "build/build_config.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/gesture_event_details.h"
 #include "ui/events/gestures/gesture_types.h"
@@ -36,6 +34,7 @@ class Transform;
 }
 
 namespace ui {
+
 class CancelModeEvent;
 class Event;
 class EventTarget;
@@ -62,9 +61,7 @@ class EVENTS_EXPORT Event {
    public:
     explicit DispatcherApi(Event* event) : event_(event) {}
 
-    void set_target(EventTarget* target) {
-      event_->target_ = target;
-    }
+    void set_target(EventTarget* target) { event_->target_ = target; }
 
     void set_phase(EventPhase phase) { event_->phase_ = phase; }
     void set_result(int result) {
@@ -130,9 +127,7 @@ class EVENTS_EXPORT Event {
 
   bool IsSynthesized() const { return (flags_ & EF_IS_SYNTHESIZED) != 0; }
 
-  bool IsCancelModeEvent() const {
-    return type_ == ET_CANCEL_MODE;
-  }
+  bool IsCancelModeEvent() const { return type_ == ET_CANCEL_MODE; }
 
   bool IsKeyEvent() const {
     return type_ == ET_KEY_PRESSED || type_ == ET_KEY_RELEASED;
@@ -195,12 +190,12 @@ class EVENTS_EXPORT Event {
   // An ending event is paired with the event which started it. Setting capture
   // should not prevent ending events from getting to their initial target.
   bool IsEndingEvent() const {
-    switch(type_) {
-      case ui::ET_TOUCH_CANCELLED:
-      case ui::ET_GESTURE_TAP_CANCEL:
-      case ui::ET_GESTURE_END:
-      case ui::ET_GESTURE_SCROLL_END:
-      case ui::ET_GESTURE_PINCH_END:
+    switch (type_) {
+      case ET_TOUCH_CANCELLED:
+      case ET_GESTURE_TAP_CANCEL:
+      case ET_GESTURE_END:
+      case ET_GESTURE_SCROLL_END:
+      case ET_GESTURE_PINCH_END:
         return true;
       default:
         return false;
@@ -210,8 +205,7 @@ class EVENTS_EXPORT Event {
   bool IsScrollEvent() const {
     // Flings can be GestureEvents too. EF_FROM_TOUCH determines if they're
     // Gesture or Scroll events.
-    return type_ == ET_SCROLL ||
-           ((type_ == ET_SCROLL_FLING_START ||
+    return type_ == ET_SCROLL || ((type_ == ET_SCROLL_FLING_START ||
                                    type_ == ET_SCROLL_FLING_CANCEL) &&
                                   !(flags() & EF_FROM_TOUCH));
   }
@@ -223,18 +217,14 @@ class EVENTS_EXPORT Event {
 
   bool IsScrollGestureEvent() const {
     return type_ == ET_GESTURE_SCROLL_BEGIN ||
-           type_ == ET_GESTURE_SCROLL_UPDATE ||
-           type_ == ET_GESTURE_SCROLL_END;
+           type_ == ET_GESTURE_SCROLL_UPDATE || type_ == ET_GESTURE_SCROLL_END;
   }
 
   bool IsFlingScrollEvent() const {
-    return type_ == ET_SCROLL_FLING_CANCEL ||
-           type_ == ET_SCROLL_FLING_START;
+    return type_ == ET_SCROLL_FLING_CANCEL || type_ == ET_SCROLL_FLING_START;
   }
 
-  bool IsMouseWheelEvent() const {
-    return type_ == ET_MOUSEWHEEL;
-  }
+  bool IsMouseWheelEvent() const { return type_ == ET_MOUSEWHEEL; }
 
   bool IsLocatedEvent() const {
     return IsMouseEvent() || IsScrollEvent() || IsTouchEvent() ||
@@ -313,9 +303,7 @@ class EVENTS_EXPORT Event {
   void SetType(EventType type);
   void set_cancelable(bool cancelable) { cancelable_ = cancelable; }
 
-  void set_time_stamp(base::TimeTicks time_stamp) {
-    time_stamp_ = time_stamp;
-  }
+  void set_time_stamp(base::TimeTicks time_stamp) { time_stamp_ = time_stamp; }
 
  private:
   friend class EventTestApi;
@@ -348,7 +336,7 @@ class EVENTS_EXPORT LocatedEvent : public Event {
  public:
   // Convenience function that casts |event| to a LocatedEvent if it is one,
   // otherwise returns null.
-  static const ui::LocatedEvent* FromIfValid(const ui::Event* event) {
+  static const LocatedEvent* FromIfValid(const Event* event) {
     return event && event->IsLocatedEvent() ? event->AsLocatedEvent() : nullptr;
   }
 
@@ -371,9 +359,7 @@ class EVENTS_EXPORT LocatedEvent : public Event {
   gfx::Point root_location() const {
     return gfx::ToFlooredPoint(root_location_);
   }
-  const gfx::PointF& root_location_f() const {
-    return root_location_;
-  }
+  const gfx::PointF& root_location_f() const { return root_location_; }
 
   // Transform the locations using |inverted_root_transform| and
   // |inverted_local_transform|. |inverted_local_transform| is only used if
@@ -529,9 +515,7 @@ class EVENTS_EXPORT MouseEvent : public LocatedEvent {
     return (flags() & EF_RIGHT_MOUSE_BUTTON) != 0;
   }
 
-  bool IsAnyButton() const {
-    return button_flags() != 0;
-  }
+  bool IsAnyButton() const { return button_flags() != 0; }
 
   // Returns the flags for the mouse buttons.
   int button_flags() const {
@@ -542,8 +526,7 @@ class EVENTS_EXPORT MouseEvent : public LocatedEvent {
 
   // Compares two mouse down events and returns true if the second one should
   // be considered a repeat of the first.
-  static bool IsRepeatedClickEvent(
-      const MouseEvent& event1,
+  static bool IsRepeatedClickEvent(const MouseEvent& event1,
                                    const MouseEvent& event2);
 
   // Get the click count. Can be 1, 2 or 3 for mousedown messages, 0 otherwise.
@@ -607,12 +590,9 @@ class EVENTS_EXPORT MouseWheelEvent : public MouseEvent {
   ~MouseWheelEvent() override;
 
   template <class T>
-  MouseWheelEvent(const MouseWheelEvent& model,
-                  T* source,
-                  T* target)
+  MouseWheelEvent(const MouseWheelEvent& model, T* source, T* target)
       : MouseEvent(model, source, target, model.type(), model.flags()),
-        offset_(model.x_offset(), model.y_offset()) {
-  }
+        offset_(model.x_offset(), model.y_offset()) {}
 
   // Used for synthetic events in testing and by the gesture recognizer.
   MouseWheelEvent(const gfx::Vector2d& offset,
@@ -800,10 +780,7 @@ class EVENTS_EXPORT KeyEvent : public Event {
 
   // Used for synthetic events with code of DOM KeyboardEvent (e.g. 'KeyA')
   // See also: ui/events/keycodes/dom/dom_values.txt
-  KeyEvent(EventType type,
-           KeyboardCode key_code,
-           DomCode code,
-           int flags);
+  KeyEvent(EventType type, KeyboardCode key_code, DomCode code, int flags);
 
   KeyEvent(const KeyEvent& rhs);
 
@@ -1032,17 +1009,13 @@ class EVENTS_EXPORT GestureEvent : public LocatedEvent {
   // converted from |source| coordinate system to |target| coordinate system.
   template <typename T>
   GestureEvent(const GestureEvent& model, T* source, T* target)
-      : LocatedEvent(model, source, target),
-        details_(model.details_) {
-  }
+      : LocatedEvent(model, source, target), details_(model.details_) {}
   GestureEvent(const GestureEvent& copy);
   ~GestureEvent() override;
 
   const GestureEventDetails& details() const { return details_; }
 
-  uint32_t unique_touch_event_id() const {
-    return unique_touch_event_id_;
-  }
+  uint32_t unique_touch_event_id() const { return unique_touch_event_id_; }
 
  private:
   GestureEventDetails details_;