Disambiguate OnMouseCaptureLost from OnMouseReleased, etc.

views/controls/single_split_view_unittest.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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 "base/logging.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "views/controls/single_split_view.h"
 
 using ::testing::_;
 using ::testing::Return;
@@ skipping 147 matching lines @@
   MouseEvent mouse_dragged_2(
       ui::ET_MOUSE_DRAGGED, 6,
       kInitialDividerOffset + kMouseOffset + kMouseMoveDelta * 2, 0);
   ASSERT_TRUE(split.OnMouseDragged(mouse_dragged_2));
   EXPECT_EQ(kInitialDividerOffset + kMouseMoveDelta * 2,
             split.divider_offset());
 
   MouseEvent mouse_released(
       ui::ET_MOUSE_RELEASED, 7,
       kInitialDividerOffset + kMouseOffset + kMouseMoveDelta * 2, 0);
-  split.OnMouseReleased(mouse_released, false);
+  split.OnMouseReleased(mouse_released);
   EXPECT_EQ(kInitialDividerOffset + kMouseMoveDelta * 2,
             split.divider_offset());
+
+  // Expect intial offset after a system/user gesture cancels the drag.
+  // This shouldn't occur after mouse release, but it's sufficient for testing.
+  split.OnMouseCaptureLost();
+  EXPECT_EQ(kInitialDividerOffset, split.divider_offset());
 }
 
 }  // namespace views