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

chrome/browser/ui/cocoa/passwords/account_chooser_view_controller_unittest.mm

 // Copyright 2015 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 "chrome/browser/ui/cocoa/passwords/account_chooser_view_controller.h"
 
 #include <utility>
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
@@ skipping 28 matching lines @@
   return fetchedAvatars_;
 }
 
 @end
 
 namespace {
 
 const char kDialogTitle[] = "Choose an account";
 
 // Returns a PasswordForm with only a username.
-scoped_ptr<autofill::PasswordForm> Credential(const char* username) {
-  scoped_ptr<autofill::PasswordForm> credential(new autofill::PasswordForm);
+std::unique_ptr<autofill::PasswordForm> Credential(const char* username) {
+  std::unique_ptr<autofill::PasswordForm> credential(
+      new autofill::PasswordForm);
   credential->username_value = base::ASCIIToUTF16(username);
   return credential;
 }
 
 class PasswordDialogControllerMock : public PasswordDialogController {
  public:
   MOCK_CONST_METHOD0(GetLocalForms, const FormsVector&());
   MOCK_CONST_METHOD0(GetFederationsForms, const FormsVector&());
   MOCK_CONST_METHOD0(GetAccoutChooserTitle,
                      std::pair<base::string16, gfx::Range>());
@@ skipping 107 matching lines @@
   ASSERT_EQ(1u, buttons.count);
   std::string title =
       base::SysNSStringToUTF8([base::mac::ObjCCastStrict<CredentialItemButton>(
           [buttons objectAtIndex:0]) title]);
   EXPECT_THAT(title, testing::HasSubstr(name));
   EXPECT_THAT(title, testing::HasSubstr(GURL(federation).host()));
 }
 
 TEST_F(AccountChooserViewControllerTest, ForwardsAvatarFetchToManager) {
   PasswordDialogController::FormsVector local_forms;
-  scoped_ptr<autofill::PasswordForm> form = Credential("taco");
+  std::unique_ptr<autofill::PasswordForm> form = Credential("taco");
   form->icon_url = GURL("http://foo.com");
   local_forms.push_back(std::move(form));
   SetUpAccountChooser(&local_forms);
   EXPECT_FALSE(avatar_manager().fetchedAvatars.empty());
   EXPECT_TRUE(std::find(avatar_manager().fetchedAvatars.begin(),
                         avatar_manager().fetchedAvatars.end(),
                         GURL("http://foo.com")) !=
               avatar_manager().fetchedAvatars.end());
 }
 
@@ skipping 35 matching lines @@
   local_forms.push_back(Credential("pizza"));
   SetUpAccountChooser(&local_forms);
   [view_controller() setBridge:nil];
   [view_controller().titleView clickedOnLink:@"" atIndex:0];
   [base::mac::ObjCCastStrict<CredentialItemButton>(
       [view_controller().credentialButtons objectAtIndex:0]) performClick:nil];
   [view_controller().cancelButton performClick:nil];
 }
 
 }  // namespace