Change ui::Event::time_stamp from TimeDelta to TimeTicks

ui/views/controls/textfield/textfield_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 "ui/views/controls/textfield/textfield.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <set>
@@ skipping 288 matching lines @@
 
   base::WeakPtrFactory<TestTextfield> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestTextfield);
 };
 
 // Convenience to make constructing a GestureEvent simpler.
 class GestureEventForTest : public ui::GestureEvent {
  public:
   GestureEventForTest(int x, int y, ui::GestureEventDetails details)
-      : GestureEvent(x, y, 0, base::TimeDelta(), details) {}
+      : GestureEvent(x, y, 0, base::TimeTicks(), details) {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(GestureEventForTest);
 };
 
 // This controller will happily destroy the target textfield passed on
 // construction when a key event is triggered.
 class TextfieldDestroyerController : public views::TextfieldController {
  public:
   explicit TextfieldDestroyerController(views::Textfield* target)
@@ skipping 2338 matching lines @@
 
   textfield_->SetTextInputType(ui::TEXT_INPUT_TYPE_PASSWORD);
   ui::AXViewState state_protected;
   textfield_->GetAccessibleState(&state_protected);
   EXPECT_EQ(ui::AX_ROLE_TEXT_FIELD, state_protected.role);
   EXPECT_EQ(ASCIIToUTF16("********"), state_protected.value);
   EXPECT_TRUE(state_protected.HasStateFlag(ui::AX_STATE_PROTECTED));
 }
 
 }  // namespace views