[iOS] Add Request Mobile Site cell to tools menu

ios/chrome/browser/tabs/tab.mm

 // Copyright 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.
 
 #import "ios/chrome/browser/tabs/tab.h"
 
 #import <CoreLocation/CoreLocation.h>
 #import <UIKit/UIKit.h>
 
 #include <utility>
@@ skipping 664 matching lines @@
                                 provider:(id<CRWNativeContentProvider>)provider
                                   opener:(Tab*)opener
                         desktopUserAgent:(BOOL)desktopUserAgent
                            configuration:(void (^)(Tab*))configuration {
   Tab* tab = [[[Tab alloc] initWithWindowName:nil
                                        opener:opener
                                   openedByDOM:NO
                                         model:nil
                                  browserState:browserState] autorelease];
   if (desktopUserAgent)
-    [tab enableDesktopUserAgent];
+    [tab activateDesktopUserAgent];
   [[tab webController] setNativeProvider:provider];
   [[tab webController] setWebUsageEnabled:YES];
 
   if (configuration)
     configuration(tab);
 
   web::NavigationManager::WebLoadParams params(URL);
   params.transition_type = transition;
   params.referrer = referrer;
   [[tab webController] loadWithParams:params];
@@ skipping 855 matching lines @@
 }
 
 - (BOOL)usesDesktopUserAgent {
   if (!self.navigationManager)
     return NO;
 
   web::NavigationItem* visibleItem = self.navigationManager->GetVisibleItem();
   return visibleItem && visibleItem->IsOverridingUserAgent();
 }
 
-- (void)enableDesktopUserAgent {
+- (void)activateDesktopUserAgent {
   DCHECK_EQ(self.usesDesktopUserAgent, NO);
   DCHECK([self navigationManager]);
   [self navigationManager]->OverrideDesktopUserAgentForNextPendingItem();
 }
 
-- (void)reloadForDesktopUserAgent {
+- (void)activateMobileUserAgent {
+}

[liaoyuke, 2017/02/23 22:17:17]

Place holder, will get rid of "[self
navigationManager]->OverrideDesktopUserAgentForNextPendingItem()" in the next
patch and have the current page reload with new user agent instead of adding a
new pending item.

+
+- (void)reloadForUpdatedUserAgent {
   // |loadWithParams| will recreate the removed UIWebView.
   [self.webController requirePageReconstruction];
 
   // TODO(crbug.com/228171): A hack in session_controller -addPendingItem
   // discusses making tab responsible for distinguishing history stack
   // navigation from new navigations. Because we want a new navigation here, we
   // use |PAGE_TRANSITION_FORM_SUBMIT|. When session_controller changes, so
   // should this.
   ui::PageTransition transition =
       ui::PageTransitionFromInt(ui::PAGE_TRANSITION_FORM_SUBMIT);
@@ skipping 631 matching lines @@
 
 - (TabModel*)parentTabModel {
   return parentTabModel_;
 }
 
 - (FormInputAccessoryViewController*)inputAccessoryViewController {
   return inputAccessoryViewController_.get();
 }
 
 @end