Remove CanLoadPage; it's essentially unused, and not compatible with

content/browser/child_process_security_policy_impl.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 "content/browser/child_process_security_policy_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 196 matching lines @@
         if (it != file_permissions_.end())
           return (it->second & permissions) == permissions;
       }
       last_path = current_path;
       current_path = current_path.DirName();
     }
 
     return false;
   }
 
-  bool CanLoadPage(const GURL& gurl) {
-    if (origin_lock_.is_empty())
-      return true;
-
-    // TODO(creis): We must pass the valid browser_context to convert hosted
-    // apps URLs.  Currently, hosted apps cannot be loaded in this mode.
-    // See http://crbug.com/160576.
-    GURL site_gurl = SiteInstanceImpl::GetSiteForURL(NULL, gurl);
-    return origin_lock_ == site_gurl;
-  }
-
   bool CanAccessDataForOrigin(const GURL& gurl) {
     if (origin_lock_.is_empty())
       return true;
     // TODO(creis): We must pass the valid browser_context to convert hosted
     // apps URLs.  Currently, hosted apps cannot set cookies in this mode.
     // See http://crbug.com/160576.
     GURL site_gurl = SiteInstanceImpl::GetSiteForURL(NULL, gurl);
     return origin_lock_ == site_gurl;
   }
 
@@ skipping 316 matching lines @@
 void ChildProcessSecurityPolicyImpl::RevokeReadRawCookies(int child_id) {
   base::AutoLock lock(lock_);
 
   SecurityStateMap::iterator state = security_state_.find(child_id);
   if (state == security_state_.end())
     return;
 
   state->second->RevokeReadRawCookies();
 }
 
-bool ChildProcessSecurityPolicyImpl::CanLoadPage(int child_id,
-                                                 const GURL& url,
-                                                 ResourceType resource_type) {
-  // If --site-per-process flag is passed, we should enforce
-  // stronger security restrictions on page navigation.
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kSitePerProcess) &&
-      IsResourceTypeFrame(resource_type)) {
-    // TODO(nasko): Do the proper check for site-per-process, once
-    // out-of-process iframes is ready to go.
-    return true;
-  }
-  return true;
-}
-
 bool ChildProcessSecurityPolicyImpl::CanRequestURL(
     int child_id, const GURL& url) {
   if (!url.is_valid())
     return false;  // Can't request invalid URLs.
 
   if (IsWebSafeScheme(url.scheme()))
     return true;  // The scheme has been white-listed for every child process.
 
   if (IsPseudoScheme(url.scheme())) {
     // There are a number of special cases for pseudo schemes.
@@ skipping 258 matching lines @@
   base::AutoLock lock(lock_);
 
   SecurityStateMap::iterator state = security_state_.find(child_id);
   if (state == security_state_.end())
     return false;
 
   return state->second->can_send_midi_sysex();
 }
 
 }  // namespace content