Revert of Clean up GestureEventDetails constructors and fix unit tests

ash/system/chromeos/rotation/tray_rotation_lock_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 "ash/system/chromeos/rotation/tray_rotation_lock.h"
 
 #include "ash/ash_switches.h"
 #include "ash/display/display_manager.h"
 #include "ash/root_window_controller.h"
 #include "ash/shelf/shelf_widget.h"
@@ skipping 191 matching lines @@
 // Tests that activating the default view causes the display to have its
 // rotation locked, and that the tray view becomes visible.
 TEST_F(TrayRotationLockTest, PerformActionOnDefaultView) {
   MaximizeModeController* maximize_mode_controller = Shell::GetInstance()->
       maximize_mode_controller();
   ASSERT_FALSE(maximize_mode_controller->rotation_locked());
   Shell::GetInstance()->maximize_mode_controller()->
       EnableMaximizeModeWindowManager(true);
   ASSERT_FALSE(tray_view()->visible());
 
-  ui::GestureEvent tap(
-      0, 0, 0, base::TimeDelta(), ui::GestureEventDetails(ui::ET_GESTURE_TAP));
+  ui::GestureEvent tap(0, 0, 0, base::TimeDelta(),
+      ui::GestureEventDetails(ui::ET_GESTURE_TAP, 0.0f, 0.0f));
   default_view()->OnGestureEvent(&tap);
   EXPECT_TRUE(maximize_mode_controller->rotation_locked());
   EXPECT_TRUE(tray_view()->visible());
 
   Shell::GetInstance()->maximize_mode_controller()->
       EnableMaximizeModeWindowManager(false);
 }
 
 }  // namespace ash