Change grow box computation back to a method on BrowserWindow

chrome/browser/ui/panels/panel_window_controller_cocoa.mm

 // 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 "chrome/browser/ui/panels/panel_window_controller_cocoa.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/logging.h"
 #include "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
 #include "base/time.h"
 #include "chrome/app/chrome_command_ids.h"  // IDC_*
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #import "chrome/browser/ui/cocoa/browser_window_utils.h"
 #import "chrome/browser/ui/cocoa/event_utils.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_bridge.h"
 #import "chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.h"
 #import "chrome/browser/ui/cocoa/menu_controller.h"
 #import "chrome/browser/ui/cocoa/tab_contents/favicon_util.h"
+#import "chrome/browser/ui/cocoa/tab_contents/tab_contents_controller.h"
 #import "chrome/browser/ui/cocoa/tabs/throbber_view.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_bounds_animation.h"
 #include "chrome/browser/ui/panels/panel_browser_window_cocoa.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
 #include "chrome/browser/ui/panels/panel_settings_menu_model.h"
 #import "chrome/browser/ui/panels/panel_titlebar_view_cocoa.h"
 #include "chrome/browser/ui/toolbar/encoding_menu_controller.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
@@ skipping 36 matching lines @@
 @implementation PanelWindowControllerCocoa
 
 - (id)initWithBrowserWindow:(PanelBrowserWindowCocoa*)window {
   NSString* nibpath =
       [base::mac::MainAppBundle() pathForResource:@"Panel" ofType:@"nib"];
   if ((self = [super initWithWindowNibPath:nibpath owner:self])) {
     windowShim_.reset(window);
     animateOnBoundsChange_ = YES;
   }
   contentsController_.reset(
-      [[TabContentsController alloc] initWithContents:nil
-                                             delegate:nil]);
+      [[TabContentsController alloc] initWithContents:nil]);
   return self;
 }
 
 - (void)dealloc {
   if (windowTrackingArea_.get()) {
     [[[[self window] contentView] superview]
         removeTrackingArea:windowTrackingArea_.get()];
   }
   [super dealloc];
 }
@@ skipping 157 matching lines @@
   [findBarCocoaController positionFindBarViewAtMaxY:maxY maxWidth:maxWidth];
 }
 
 - (void)tabInserted:(WebContents*)contents {
   [contentsController_ changeWebContents:contents];
   DCHECK(![[contentsController_ view] isHidden]);
 }
 
 - (void)tabDetached:(WebContents*)contents {
   DCHECK(contents == [contentsController_ webContents]);
-  [contentsController_ changeWebContents:NULL];
+  [contentsController_ changeWebContents:nil];
   [[contentsController_ view] setHidden:YES];
 }
 
 - (PanelTitlebarViewCocoa*)titlebarView {
   return titlebar_view_;
 }
 
 // Called to validate menu and toolbar items when this window is key. All the
 // items we care about have been set with the |-commandDispatch:| or
 // |-commandDispatchUsingKeyModifiers:| actions and a target of FirstResponder
@@ skipping 331 matching lines @@
 - (BOOL)canBecomeKeyWindow {
   // Panel can only gain focus if it is expanded. Minimized panels do not
   // participate in Cmd-~ rotation.
   // TODO(dimich): If it will be ever desired to expand/focus the Panel on
   // keyboard navigation or via main menu, the care should be taken to avoid
   // cases when minimized Panel is getting keyboard input, invisibly.
   return windowShim_->panel()->expansion_state() == Panel::EXPANDED;
 }
 
 @end