wm: Update a lot of code to use structs from geometry.h.

login/login_controller.h

Index: login/login_controller.h
diff --git a/login/login_controller.h b/login/login_controller.h
index c2bc4fc277a2b4beda52368eb5ddeccc9df213f4..7056fd4004cc2bd75dd43ea5db73a4460f811ab6 100644
--- a/login/login_controller.h
+++ b/login/login_controller.h
@@ -41,29 +41,28 @@ class LoginController : public EventConsumer {
   virtual void HandleWindowUnmap(Window* win);
   virtual void HandleWindowPixmapFetch(Window* win);
   virtual void HandleWindowConfigureRequest(Window* win,
-                                            int req_x, int req_y,
-                                            int req_width, int req_height);
+                                            const Rect& requested_bounds);
   virtual void HandleButtonPress(XWindow xid,
-                                 int x, int y,
-                                 int x_root, int y_root,
+                                 const Point& relative_pos,
+                                 const Point& absolute_pos,
                                  int button,
                                  XTime timestamp);
   virtual void HandleButtonRelease(XWindow xid,
-                                   int x, int y,
-                                   int x_root, int y_root,
+                                   const Point& relative_pos,
+                                   const Point& absolute_pos,
                                    int button,
                                    XTime timestamp) {}
   virtual void HandlePointerEnter(XWindow xid,
-                                  int x, int y,
-                                  int x_root, int y_root,
+                                  const Point& relative_pos,
+                                  const Point& absolute_pos,
                                   XTime timestamp) {}
   virtual void HandlePointerLeave(XWindow xid,
-                                  int x, int y,
-                                  int x_root, int y_root,
+                                  const Point& relative_pos,
+                                  const Point& absolute_pos,
                                   XTime timestamp);
   virtual void HandlePointerMotion(XWindow xid,
-                                   int x, int y,
-                                   int x_root, int y_root,
+                                   const Point& relative_pos,
+                                   const Point& absolute_pos,
                                    XTime timestamp);
   virtual void HandleChromeMessage(const WmIpc::Message& msg);
   virtual void HandleClientMessage(XWindow xid,