Remove InfoBarDelegate::web_contents()

chrome/browser/managed_mode/managed_mode_navigation_observer.cc

Index: chrome/browser/managed_mode/managed_mode_navigation_observer.cc
diff --git a/chrome/browser/managed_mode/managed_mode_navigation_observer.cc b/chrome/browser/managed_mode/managed_mode_navigation_observer.cc
index 07304b8f07fca01ab159e7320b3130d25e9fe62c..ac455580302bfe7914eafff20890ab49dc59777f 100644
--- a/chrome/browser/managed_mode/managed_mode_navigation_observer.cc
+++ b/chrome/browser/managed_mode/managed_mode_navigation_observer.cc
@@ -122,8 +122,10 @@ bool ManagedModeWarningInfoBarDelegate::ShouldExpire(
 }
 
 void ManagedModeWarningInfoBarDelegate::InfoBarDismissed() {
+  content::WebContents* web_contents =
+      InfoBarService::WebContentsFromInfoBar(infobar());
   ManagedModeNavigationObserver::FromWebContents(
-      web_contents())->WarnInfoBarDismissed();
+      web_contents)->WarnInfoBarDismissed();
 }
 
 base::string16 ManagedModeWarningInfoBarDelegate::GetMessageText() const {
@@ -146,7 +148,7 @@ bool ManagedModeWarningInfoBarDelegate::Accept() {
   // http://crbug.com/313377
   NOTIMPLEMENTED();
 #else
-  GoBackToSafety(web_contents());
+  GoBackToSafety(InfoBarService::WebContentsFromInfoBar(infobar()));
 #endif
 
   return false;