Make URLDataSource::GetSource() const.

content/browser/webui/web_ui_data_source_impl.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 "content/browser/webui/web_ui_data_source_impl.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted_memory.h"
@@ skipping 17 matching lines @@
 // URLDataSource.
 class WebUIDataSourceImpl::InternalDataSource : public URLDataSource {
  public:
   InternalDataSource(WebUIDataSourceImpl* parent) : parent_(parent) {
   }
 
   virtual ~InternalDataSource() {
   }
 
   // URLDataSource implementation.
-  virtual std::string GetSource() OVERRIDE {
+  virtual std::string GetSource() const OVERRIDE {
     return parent_->GetSource();
   }
   virtual std::string GetMimeType(const std::string& path) const OVERRIDE {
     return parent_->GetMimeType(path);
   }
   virtual void StartDataRequest(
       const std::string& path,
       bool is_incognito,
       const URLDataSource::GotDataCallback& callback) OVERRIDE {
     return parent_->StartDataRequest(path, is_incognito, callback);
@@ skipping 96 matching lines @@
 void WebUIDataSourceImpl::OverrideContentSecurityPolicyFrameSrc(
     const std::string& data) {
   frame_src_set_ = true;
   frame_src_ = data;
 }
 
 void WebUIDataSourceImpl::DisableDenyXFrameOptions() {
   deny_xframe_options_ = false;
 }
 
-std::string WebUIDataSourceImpl::GetSource() {
+std::string WebUIDataSourceImpl::GetSource() const {
   return source_name_;
 }
 
 std::string WebUIDataSourceImpl::GetMimeType(const std::string& path) const {
   if (EndsWith(path, ".js", false))
     return "application/javascript";
 
   if (EndsWith(path, ".json", false))
     return "application/json";
 
@@ skipping 41 matching lines @@
 }
 
 void WebUIDataSourceImpl::SendFromResourceBundle(
     const URLDataSource::GotDataCallback& callback, int idr) {
   scoped_refptr<base::RefCountedStaticMemory> response(
       GetContentClient()->GetDataResourceBytes(idr));
   callback.Run(response);
 }
 
 }  // namespace content