Rework tree APIs to reflect Google style and more const-correctness....

views/controls/single_split_view_unittest.cc

 // Copyright (c) 2010 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;
 
 namespace {
 
 static void VerifySplitViewLayout(const views::SingleSplitView& split) {
-  ASSERT_EQ(2, split.GetChildViewCount());
+  ASSERT_EQ(2, split.child_count());
 
-  views::View* leading = split.GetChildViewAt(0);
-  views::View* trailing = split.GetChildViewAt(1);
+  const views::View* leading = split.GetChildViewAt(0);
+  const views::View* trailing = split.GetChildViewAt(1);
 
   if (split.bounds().IsEmpty()) {
     EXPECT_TRUE(leading->bounds().IsEmpty());
     EXPECT_TRUE(trailing->bounds().IsEmpty());
     return;
   }
 
   EXPECT_FALSE(leading->bounds().IsEmpty());
   EXPECT_FALSE(trailing->bounds().IsEmpty());
   EXPECT_FALSE(leading->bounds().Intersects(trailing->bounds()));
@@ skipping 135 matching lines @@
 
   MouseEvent mouse_released(
       Event::ET_MOUSE_RELEASED, 7,
       kInitialDividerOffset + kMouseOffset + kMouseMoveDelta * 2, 0);
   split.OnMouseReleased(mouse_released, false);
   EXPECT_EQ(kInitialDividerOffset + kMouseMoveDelta * 2,
             split.divider_offset());
 }
 
 }  // namespace views