Remove Mac NPAPI things

chrome/browser/ui/cocoa/extensions/extension_view_mac.mm

 // Copyright (c) 2012 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/cocoa/extensions/extension_view_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/foundation_util.h"
 #include "chrome/browser/extensions/extension_view_host.h"
@@ skipping 16 matching lines @@
     : browser_(browser),
       extension_host_(extension_host),
       container_(NULL) {
   DCHECK(extension_host_);
   [GetNativeView() setHidden:YES];
 }
 
 ExtensionViewMac::~ExtensionViewMac() {
 }
 
-void ExtensionViewMac::WindowFrameChanged() {
-  if (render_view_host()->GetWidget()->GetView())
-    render_view_host()->GetWidget()->GetView()->WindowFrameChanged();
-}
-
 void ExtensionViewMac::CreateWidgetHostViewIn(gfx::NativeView superview) {
   [superview addSubview:GetNativeView()];
   extension_host_->CreateRenderViewSoon();
 }
 
 Browser* ExtensionViewMac::GetBrowser() {
   return browser_;
 }
 
 gfx::NativeView ExtensionViewMac::GetNativeView() {
@@ skipping 53 matching lines @@
 namespace extensions {
 
 // static
 scoped_ptr<ExtensionView> ExtensionViewHost::CreateExtensionView(
     ExtensionViewHost* host,
     Browser* browser) {
   return make_scoped_ptr(new ExtensionViewMac(host, browser));
 }
 
 }  // namespace extensions