views: Make view::Views::GetPreferredSize() const.

chrome/browser/ui/views/toolbar/browser_action_view.cc

 // Copyright 2013 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 "chrome/browser/ui/views/toolbar/browser_action_view.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/commands/command_service.h"
 #include "chrome/browser/extensions/extension_action.h"
@@ skipping 58 matching lines @@
 void BrowserActionView::Layout() {
   button_->SetBounds(0, y(), width(), height());
 }
 
 void BrowserActionView::GetAccessibleState(ui::AXViewState* state) {
   state->name = l10n_util::GetStringUTF16(
       IDS_ACCNAME_EXTENSIONS_BROWSER_ACTION);
   state->role = ui::AX_ROLE_GROUP;
 }
 
-gfx::Size BrowserActionView::GetPreferredSize() {
+gfx::Size BrowserActionView::GetPreferredSize() const {
   return gfx::Size(BrowserActionsContainer::IconWidth(false),
                    BrowserActionsContainer::IconHeight());
 }
 
 void BrowserActionView::PaintChildren(gfx::Canvas* canvas,
                                       const views::CullSet& cull_set) {
   View::PaintChildren(canvas, cull_set);
   ExtensionAction* action = button()->browser_action();
   int tab_id = delegate_->GetCurrentTabId();
   if (tab_id >= 0)
@@ skipping 331 matching lines @@
   extensions::Command browser_action_command;
   if (!only_if_active || !command_service->GetBrowserActionCommand(
           extension_->id(),
           extensions::CommandService::ACTIVE_ONLY,
           &browser_action_command,
           NULL)) {
     GetFocusManager()->UnregisterAccelerator(*keybinding_.get(), this);
     keybinding_.reset(NULL);
   }
 }