PDF: Use chrome.resourcesPrivate instead of Pepper to display translated strings

ppapi/proxy/pdf_resource.h

 // Copyright (c) 2013 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.
 
 #ifndef PPAPI_PROXY_PDF_RESOURCE_H_
 #define PPAPI_PROXY_PDF_RESOURCE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ppapi/c/pp_instance.h"
@@ skipping 17 matching lines @@
 
   // For unittesting with a given locale.
   void SetLocaleForTest(const std::string& locale) {
     locale_ = locale;
   }
 
   // Resource override.
   thunk::PPB_PDF_API* AsPPB_PDF_API() override;
 
   // PPB_PDF_API implementation.
-  PP_Var GetLocalizedString(PP_ResourceString string_id) override;
   void SearchString(const unsigned short* input_string,
                     const unsigned short* input_term,
                     bool case_sensitive,
                     PP_PrivateFindResult** results,
                     int* count) override;
   void DidStartLoading() override;
   void DidStopLoading() override;
   void SetContentRestriction(int restrictions) override;
   void UserMetricsRecordAction(const PP_Var& action) override;
   void HasUnsupportedFeature() override;
@@ skipping 10 matching lines @@
  private:
   std::string locale_;
 
   DISALLOW_COPY_AND_ASSIGN(PDFResource);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PDF_RESOURCE_H_