Convert JsonWriter::Write to taking a const ref for the in-param

components/printing/renderer/print_web_view_helper.cc

 // Copyright (c) 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.
 
 #include "components/printing/renderer/print_web_view_helper.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/json/json_writer.h"
@@ skipping 65 matching lines @@
 
 const char kPageLoadScriptFormat[] =
     "document.open(); document.write(%s); document.close();";
 
 const char kPageSetupScriptFormat[] = "setup(%s);";
 
 void ExecuteScript(blink::WebFrame* frame,
                    const char* script_format,
                    const base::Value& parameters) {
   std::string json;
-  base::JSONWriter::Write(&parameters, &json);
+  base::JSONWriter::Write(parameters, &json);
   std::string script = base::StringPrintf(script_format, json.c_str());
   frame->executeScript(blink::WebString(base::UTF8ToUTF16(script)));
 }
 #endif  // !defined(ENABLE_PRINT_PREVIEW)
 
 int GetDPI(const PrintMsg_Print_Params* print_params) {
 #if defined(OS_MACOSX)
   // On the Mac, the printable area is in points, don't do any scaling based
   // on dpi.
   return kPointsPerInch;
@@ skipping 1967 matching lines @@
       blink::WebConsoleMessage::LevelWarning, message));
   return false;
 }
 
 void PrintWebViewHelper::ScriptingThrottler::Reset() {
   // Reset counter on successful print.
   count_ = 0;
 }
 
 }  // namespace printing