Infobar system refactor.

chrome/browser/infobars/infobar_delegate.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/infobars/infobar_delegate.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
+#include "chrome/browser/infobars/infobar.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/resource/resource_bundle.h"
 
 using content::NavigationEntry;
 
 // InfoBarDelegate ------------------------------------------------------------
@@ skipping 72 matching lines @@
 }
 
 ThreeDAPIInfoBarDelegate* InfoBarDelegate::AsThreeDAPIInfoBarDelegate() {
   return NULL;
 }
 
 TranslateInfoBarDelegate* InfoBarDelegate::AsTranslateInfoBarDelegate() {
   return NULL;
 }
 
+void InfoBarDelegate::StoreActiveEntryUniqueID() {
+  DCHECK(web_contents());
+  NavigationEntry* active_entry =
+      web_contents()->GetController().GetActiveEntry();
+  contents_unique_id_ = active_entry ? active_entry->GetUniqueID() : 0;
+}
+
 gfx::Image InfoBarDelegate::GetIcon() const {
   int icon_id = GetIconID();
   return (icon_id == kNoIconID) ? gfx::Image() :
       ResourceBundle::GetSharedInstance().GetNativeImageNamed(icon_id);
 }
 
-InfoBarDelegate::InfoBarDelegate(InfoBarService* owner)
-    : contents_unique_id_(0),
-      owner_(owner) {
-  if (owner_)
-    StoreActiveEntryUniqueID();
+content::WebContents* InfoBarDelegate::web_contents() {
+  return (infobar_ && infobar_->owner()) ?
+      infobar_->owner()->web_contents() : NULL;
 }
 
-void InfoBarDelegate::StoreActiveEntryUniqueID() {
-  DCHECK(web_contents());
-  NavigationEntry* active_entry =
-      web_contents()->GetController().GetActiveEntry();
-  contents_unique_id_ = active_entry ? active_entry->GetUniqueID() : 0;
+InfoBarDelegate::InfoBarDelegate() : contents_unique_id_(0) {
 }
 
 bool InfoBarDelegate::ShouldExpireInternal(
     const content::LoadCommittedDetails& details) const {
   // NOTE: If you change this, be sure to check and adjust the behavior of
   // anyone who overrides this as necessary!
   return (contents_unique_id_ != details.entry->GetUniqueID()) ||
       (content::PageTransitionStripQualifier(
           details.entry->GetTransitionType()) ==
               content::PAGE_TRANSITION_RELOAD);
 }
-
-void InfoBarDelegate::RemoveSelf() {
-  if (owner_)
-    owner_->RemoveInfoBar(this);  // Clears |owner_|.
-}