Revert of Clean up GestureEventDetails constructors and fix unit tests

ui/aura/window_event_dispatcher_unittest.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/aura/window_event_dispatcher.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/run_loop.h"
@@ skipping 1304 matching lines @@
 
 // Tests whether we can repost the Tap down gesture event.
 TEST_F(WindowEventDispatcherTest, RepostTapdownGestureTest) {
   EventFilterRecorder recorder;
   root_window()->AddPreTargetHandler(&recorder);
 
   test::TestWindowDelegate delegate;
   scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate(
       &delegate, 1, gfx::Rect(0, 0, 100, 100), root_window()));
 
-  ui::GestureEventDetails details(ui::ET_GESTURE_TAP_DOWN);
+  ui::GestureEventDetails details(ui::ET_GESTURE_TAP_DOWN, 0.0f, 0.0f);
   gfx::Point point(10, 10);
   ui::GestureEvent event(point.x(),
                          point.y(),
                          0,
                          ui::EventTimeForNow(),
                          details);
   host()->dispatcher()->RepostEvent(event);
   RunAllPendingInMessageLoop();
   // TODO(rbyers): Currently disabled - crbug.com/170987
   EXPECT_FALSE(EventTypesToString(recorder.events()).find("GESTURE_TAP_DOWN") !=
@@ skipping 1004 matching lines @@
   ASSERT_EQ(1u, recorder.touch_locations().size());
   EXPECT_EQ(gfx::Point(kX - kWindowOffset, kY - kWindowOffset).ToString(),
             recorder.touch_locations()[0].ToString());
 
   ASSERT_EQ(2u, recorder.gesture_locations().size());
   EXPECT_EQ(gfx::Point(kX - kWindowOffset, kY - kWindowOffset).ToString(),
             recorder.gesture_locations()[0].ToString());
 }
 
 }  // namespace aura