Convert //ios from scoped_ptr to std::unique_ptr.

ios/web/web_state/web_view_internal_creation_util_unittest.mm

 // Copyright 2014 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/web/web_state/web_view_internal_creation_util.h"
 
 #import <CoreGraphics/CoreGraphics.h>
 #import <WebKit/WebKit.h>
 
 #include "base/mac/scoped_nsobject.h"
+#include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "ios/web/net/request_group_util.h"
 #include "ios/web/public/test/scoped_testing_web_client.h"
 #include "ios/web/public/test/test_browser_state.h"
 #import "ios/web/public/test/test_web_client.h"
 #include "ios/web/public/test/test_web_thread.h"
 #import "ios/web/public/web_view_creation_util.h"
 #import "ios/web/test/web_test.h"
 #import "ios/web/web_state/ui/wk_web_view_configuration_provider.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest_mac.h"
 
 namespace web {
 namespace {
 
 const CGRect kTestFrame = CGRectMake(5.0f, 10.0f, 15.0f, 20.0f);
 
 // A WebClient that stubs PreWebViewCreation/PostWebViewCreation calls for
 // testing purposes.
 class CreationUtilsWebClient : public TestWebClient {
  public:
   MOCK_CONST_METHOD0(PreWebViewCreation, void());
   MOCK_CONST_METHOD1(PostWebViewCreation, void(UIWebView* web_view));
 };
 
 class WebViewCreationUtilsTest : public WebTest {
  public:
   WebViewCreationUtilsTest()
-      : web_client_(make_scoped_ptr(new CreationUtilsWebClient)) {}
+      : web_client_(base::WrapUnique(new CreationUtilsWebClient)) {}
 
  protected:
   CreationUtilsWebClient* creation_utils_web_client() {
     return static_cast<CreationUtilsWebClient*>(web_client_.Get());
   }
   void SetUp() override {
     WebTest::SetUp();
     logJavaScriptPref_ =
         [[NSUserDefaults standardUserDefaults] boolForKey:@"LogJavascript"];
   }
@@ skipping 64 matching lines @@
 
   // Make sure that web views share the same non-nil process pool. Otherwise
   // cookie will not be immediately shared between different web views.
   EXPECT_TRUE([[web_view configuration] processPool]);
   EXPECT_EQ([[web_view configuration] processPool],
             [[web_view2 configuration] processPool]);
 }
 
 }  // namespace
 }  // namespace web