Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/cocoa/profiles/signin_view_controller_delegate_mac.mm

 // Copyright 2016 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/cocoa/profiles/signin_view_controller_delegate_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 24 matching lines @@
 // flow. It matches the dimensions of the server content the dialog displays.
 const CGFloat kFixedGaiaViewHeight = 612;
 
 // Initial height of the sync confirmation t
 const int kSyncConfirmationDialogHeight = 351;
 
 }  // namespace
 
 SigninViewControllerDelegateMac::SigninViewControllerDelegateMac(
     SigninViewController* signin_view_controller,
-    scoped_ptr<content::WebContents> web_contents,
+    std::unique_ptr<content::WebContents> web_contents,
     content::WebContents* host_web_contents,
     NSRect frame,
     bool wait_for_size)
     : SigninViewControllerDelegate(signin_view_controller, web_contents.get()),
       web_contents_(std::move(web_contents)),
       wait_for_size_(wait_for_size),
       host_web_contents_(host_web_contents),
       window_frame_(frame) {
   if (!wait_for_size_)
     DisplayModal();
 }
 
 SigninViewControllerDelegateMac::~SigninViewControllerDelegateMac() {}
 
 void SigninViewControllerDelegateMac::OnConstrainedWindowClosed(
     ConstrainedWindowMac* window) {
   ResetSigninViewControllerDelegate();
   delete this;
 }
 
 // static
-scoped_ptr<content::WebContents>
+std::unique_ptr<content::WebContents>
 SigninViewControllerDelegateMac::CreateGaiaWebContents(
     content::WebContentsDelegate* delegate,
     profiles::BubbleViewMode mode,
     Profile* profile,
     signin_metrics::AccessPoint access_point) {
   GURL url =
       signin::GetSigninURLFromBubbleViewMode(profile, mode, access_point);
 
-  scoped_ptr<content::WebContents> web_contents(content::WebContents::Create(
-      content::WebContents::CreateParams(profile)));
+  std::unique_ptr<content::WebContents> web_contents(
+      content::WebContents::Create(
+          content::WebContents::CreateParams(profile)));
 
   if (delegate)
     web_contents->SetDelegate(delegate);
 
   web_contents->GetController().LoadURL(url, content::Referrer(),
                                         ui::PAGE_TRANSITION_AUTO_TOPLEVEL,
                                         std::string());
   NSView* webview = web_contents->GetNativeView();
   [webview
       setFrameSize:switches::UsePasswordSeparatedSigninFlow()
                        ? NSMakeSize(kModalDialogWidth, kFixedGaiaViewHeight)
                        : NSMakeSize(kPasswordCombinedFixedGaiaViewWidth,
                                     kPasswordCombinedFixedGaiaViewHeight)];
 
   content::RenderWidgetHostView* rwhv = web_contents->GetRenderWidgetHostView();
   if (rwhv)
     rwhv->SetBackgroundColor(profiles::kAvatarBubbleGaiaBackgroundColor);
 
   return web_contents;
 }
 
 // static
-scoped_ptr<content::WebContents>
+std::unique_ptr<content::WebContents>
 SigninViewControllerDelegateMac::CreateSyncConfirmationWebContents(
     Profile* profile) {
-  scoped_ptr<content::WebContents> web_contents(content::WebContents::Create(
-      content::WebContents::CreateParams(profile)));
+  std::unique_ptr<content::WebContents> web_contents(
+      content::WebContents::Create(
+          content::WebContents::CreateParams(profile)));
   web_contents->GetController().LoadURL(
       GURL(chrome::kChromeUISyncConfirmationURL), content::Referrer(),
       ui::PAGE_TRANSITION_AUTO_TOPLEVEL, std::string());
 
   NSView* webview = web_contents->GetNativeView();
   [webview setFrameSize:NSMakeSize(kModalDialogWidth,
                                    kSyncConfirmationDialogHeight)];
 
   return web_contents;
 }
@@ skipping 61 matching lines @@
     Browser* browser) {
   return new SigninViewControllerDelegateMac(
       signin_view_controller,
       SigninViewControllerDelegateMac::CreateSyncConfirmationWebContents(
           browser->profile()),
       browser->tab_strip_model()->GetActiveWebContents(),
       NSMakeRect(0, 0, kModalDialogWidth,
                  kSyncConfirmationDialogHeight),
       true);
 }