Prevent mouse down events in the bookmark bar and download shelf from moving the browser window

chrome/browser/cocoa/bookmark_bar_view_unittest.mm

+// Copyright (c) 2009 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/scoped_nsobject.h"
+#import "chrome/browser/cocoa/bookmark_bar_view.h"
+#import "chrome/browser/cocoa/cocoa_test_helper.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+class BookmarkBarViewTest : public testing::Test {
+ public:
+  CocoaTestHelper cocoa_helper_;
+  scoped_nsobject<BookmarkBarView> view_;
+};
+
+// This class only needs to do one thing: prevent mouse down events from moving
+// the parent window around.
+TEST_F(BookmarkBarViewTest, CanDragWindow) {
+  view_.reset([[BookmarkBarView alloc] init]);
+  EXPECT_FALSE([view_.get() mouseDownCanMoveWindow]);
+}
+
+}  // namespace