Abstract base 'ExtensionView' to Fix DEPS violation in extension_view_host.h

chrome/browser/ui/views/infobars/extension_infobar.cc

 // 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/views/infobars/extension_infobar.h"
 
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/extensions/extension_infobar_delegate.h"
 #include "chrome/browser/extensions/extension_view_host.h"
 #include "chrome/browser/platform_util.h"
+#include "chrome/browser/ui/views/extensions/extension_view_views.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "extensions/browser/image_loader.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_icon_set.h"
 #include "extensions/common/extension_resource.h"
 #include "extensions/common/manifest_handlers/icons_handler.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/animation/slide_animation.h"
@@ skipping 71 matching lines @@
       weak_ptr_factory_(this) {
 }
 
 ExtensionInfoBar::~ExtensionInfoBar() {
 }
 
 void ExtensionInfoBar::Layout() {
   InfoBarView::Layout();
 
   infobar_icon_->SetPosition(gfx::Point(StartX(), OffsetY(infobar_icon_)));
-  ExtensionViewViews* extension_view =
-      GetDelegate()->extension_view_host()->view();
+  ExtensionViewViews* extension_view = GetExtensionView();
   // TODO(pkasting): We'd like to simply set the extension view's desired height
   // at creation time and position using OffsetY() like for other infobar items,
   // but the NativeViewHost inside does not seem to be clipped by the ClipRect()
   // call in InfoBarView::PaintChildren(), so we have to manually clamp the size
   // here.
   extension_view->SetSize(
       gfx::Size(std::max(0, EndX() - StartX() - NonExtensionViewWidth()),
                 std::min(height() - kSeparatorLineHeight - arrow_height(),
                          GetDelegate()->height())));
   // We do SetPosition() separately after SetSize() so OffsetY() will work.
@@ skipping 22 matching lines @@
   }
 
   // Wait until the icon image is loaded before showing it.
   infobar_icon_->SetVisible(false);
   AddChildView(infobar_icon_);
 
   // Set the desired height of the ExtensionViewViews, so that when the
   // AddChildView() call triggers InfoBarView::ViewHierarchyChanged(), it can
   // read the correct height off this object in order to calculate the overall
   // desired infobar height.
-  extension_view_host->view()->SetSize(gfx::Size(0, GetDelegate()->height()));
-  AddChildView(extension_view_host->view());
+  GetExtensionView()->SetSize(gfx::Size(0, GetDelegate()->height()));
+  AddChildView(GetExtensionView());
 
   // This must happen after adding all other children so InfoBarView can ensure
   // the close button is the last child.
   InfoBarView::ViewHierarchyChanged(details);
 
   // This must happen after adding all children because it can trigger layout,
   // which assumes that particular children (e.g. the close button) have already
   // been added.
   const extensions::Extension* extension = extension_view_host->extension();
   extension_misc::ExtensionIcons image_size =
       extension_misc::EXTENSION_ICON_BITTY;
   extensions::ExtensionResource icon_resource =
       extensions::IconsInfo::GetIconResource(
           extension, image_size, ExtensionIconSet::MATCH_EXACTLY);
   extensions::ImageLoader* loader =
       extensions::ImageLoader::Get(extension_view_host->browser_context());
   loader->LoadImageAsync(
       extension,
       icon_resource,
       gfx::Size(image_size, image_size),
       base::Bind(&ExtensionInfoBar::OnImageLoaded,
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
 int ExtensionInfoBar::ContentMinimumWidth() const {
-  return NonExtensionViewWidth() +
-      delegate()->AsExtensionInfoBarDelegate()->extension_view_host()->
-      view()->GetMinimumSize().width();
+  return NonExtensionViewWidth() + GetExtensionView()->GetMinimumSize().width();
 }
 
 void ExtensionInfoBar::OnMenuButtonClicked(views::View* source,
                                            const gfx::Point& point) {
   if (!owner())
     return;  // We're closing; don't call anything, it might access the owner.
   const extensions::Extension* extension =
       GetDelegate()->extension_view_host()->extension();
   DCHECK(icon_as_menu_);
 
@@ skipping 34 matching lines @@
 }
 
 ExtensionInfoBarDelegate* ExtensionInfoBar::GetDelegate() {
   return delegate()->AsExtensionInfoBarDelegate();
 }
 
 const ExtensionInfoBarDelegate* ExtensionInfoBar::GetDelegate() const {
   return delegate()->AsExtensionInfoBarDelegate();
 }
 
+ExtensionViewViews* ExtensionInfoBar::GetExtensionView() {
+  return static_cast<ExtensionViewViews*>(
+      GetDelegate()->extension_view_host()->view());
+}
+
+const ExtensionViewViews* ExtensionInfoBar::GetExtensionView() const {
+  return static_cast<const ExtensionViewViews*>(
+      GetDelegate()->extension_view_host()->view());
+}
+
 int ExtensionInfoBar::NonExtensionViewWidth() const {
   return infobar_icon_->width() + kIconHorizontalMargin;
 }