29   constexpr Point() : x_(0), y_(0) {}  in Point()
30   constexpr Point(int x, int y) : x_(x), y_(y) {}  in Point()
49   constexpr int y() const { return y_; }  in y()
51   void set_y(int y) { y_ = y; }  in set_y()
55     y_ = y;  in SetPoint()
60     y_ = base::ClampAdd(y_, delta_y);  in Offset()
65     y_ = base::ClampAdd(y_, vector.y());
70     y_ = base::ClampSub(y_, vector.y());
76   bool IsOrigin() const { return x_ == 0 && y_ == 0; }  in IsOrigin()
78   Vector2d OffsetFromOrigin() const { return Vector2d(x_, y_); }  in OffsetFromOrigin()
87     return std::tie(y_, x_) < std::tie(rhs.y_, rhs.x_);
95   int y_;  variable