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

android_webview/browser/aw_dev_tools_discovery_provider.cc

 // 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.
 
 #include "android_webview/browser/aw_dev_tools_discovery_provider.h"
 
 #include "android_webview/browser/browser_view_renderer.h"
 #include "base/json/json_writer.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 17 matching lines @@
   description.SetBoolean("visible", bvr->IsVisible());
   gfx::Rect screen_rect = bvr->GetScreenRect();
   description.SetInteger("screenX", screen_rect.x());
   description.SetInteger("screenY", screen_rect.y());
   description.SetBoolean("empty", screen_rect.size().IsEmpty());
   if (!screen_rect.size().IsEmpty()) {
     description.SetInteger("width", screen_rect.width());
     description.SetInteger("height", screen_rect.height());
   }
   std::string json;
-  base::JSONWriter::Write(&description, &json);
+  base::JSONWriter::Write(description, &json);
   return json;
 }
 
 class TargetDescriptor : public devtools_discovery::BasicTargetDescriptor {
  public:
   explicit TargetDescriptor(scoped_refptr<DevToolsAgentHost> agent_host);
 
   // devtools_discovery::BasicTargetDescriptor overrides.
   std::string GetDescription() const override { return description_; }
 
@@ skipping 31 matching lines @@
 AwDevToolsDiscoveryProvider::GetDescriptors() {
   DevToolsAgentHost::List agent_hosts = DevToolsAgentHost::GetOrCreateAll();
   devtools_discovery::DevToolsTargetDescriptor::List result;
   result.reserve(agent_hosts.size());
   for (const auto& agent_host : agent_hosts)
     result.push_back(new TargetDescriptor(agent_host));
   return result;
 }
 
 }  // namespace android_webview