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

views/controls/native_control_win.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 "views/controls/native_control_win.h"
 
 #include <windowsx.h>
 
 #include "base/logging.h"
 #include "ui/base/l10n/l10n_util_win.h"
@@ skipping 84 matching lines @@
     Layout();
   }
 }
 
 void NativeControlWin::Focus() {
   DCHECK(native_view());
   SetFocus(native_view());
 
   // Since we are being wrapped by a view, accessibility should receive
   // the super class as the focused view.
-  View* parent_view = GetParent();
+  View* parent_view = parent();
 
   // Due to some controls not behaving as expected without having
   // a native win32 control, we don't always send a native (MSAA)
   // focus notification.
   bool send_native_event =
       parent_view->GetClassName() != views::Combobox::kViewClassName &&
       parent_view->HasFocus();
 
   // Send the accessibility focus notification.
   parent_view->NotifyAccessibilityEvent(AccessibilityTypes::EVENT_FOCUS,
@@ skipping 61 matching lines @@
 
 LRESULT NativeControlWin::GetControlColor(UINT message, HDC dc, HWND sender) {
   View *ancestor = this;
   while (ancestor) {
     const Background* background = ancestor->background();
     if (background) {
       HBRUSH brush = background->GetNativeControlBrush();
       if (brush)
         return reinterpret_cast<LRESULT>(brush);
     }
-    ancestor = ancestor->GetParent();
+    ancestor = ancestor->parent();
   }
 
   // COLOR_BTNFACE is the default for dialog box backgrounds.
   return reinterpret_cast<LRESULT>(GetSysColorBrush(COLOR_BTNFACE));
 }
 
 // static
 LRESULT NativeControlWin::NativeControlWndProc(HWND window,
                                                UINT message,
                                                WPARAM w_param,
@@ skipping 16 matching lines @@
   } else if (message == WM_DESTROY) {
     native_control->props_.reset();
     ui::SetWindowProc(window, native_control->original_wndproc_);
   }
 
   return CallWindowProc(native_control->original_wndproc_, window, message,
                         w_param, l_param);
 }
 
 }  // namespace views