Remove base::StringValue

ios/web/web_state/ui/web_view_js_utils.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/ui/web_view_js_utils.h"
 
 #include <CoreFoundation/CoreFoundation.h>
 #import <WebKit/WebKit.h>
 
 #include "base/logging.h"
@@ skipping 14 matching lines @@
 
   std::unique_ptr<base::Value> result;
 
   if (max_depth < 0) {
     DLOG(WARNING) << "JS maximum recursion depth exceeded.";
     return result;
   }
 
   CFTypeID result_type = CFGetTypeID(wk_result);
   if (result_type == CFStringGetTypeID()) {
-    result.reset(new base::StringValue(base::SysNSStringToUTF16(wk_result)));
+    result.reset(new base::Value(base::SysNSStringToUTF16(wk_result)));
     DCHECK(result->IsType(base::Value::Type::STRING));
   } else if (result_type == CFNumberGetTypeID()) {
     result.reset(new base::Value([wk_result doubleValue]));
     DCHECK(result->IsType(base::Value::Type::DOUBLE));
   } else if (result_type == CFBooleanGetTypeID()) {
     result.reset(new base::Value(static_cast<bool>([wk_result boolValue])));
     DCHECK(result->IsType(base::Value::Type::BOOLEAN));
   } else if (result_type == CFNullGetTypeID()) {
     result = base::Value::CreateNullValue();
     DCHECK(result->IsType(base::Value::Type::NONE));
@@ skipping 51 matching lines @@
                 userInfo:@{NSLocalizedDescriptionKey : error_message}]);
       completion_handler(nil, error);
     });
     return;
   }
 
   [web_view evaluateJavaScript:script completionHandler:completion_handler];
 }
 
 }  // namespace web