Change PPB_CharSet_Dev.GetDefaultCharSet to return the default encoding of the web contents instead…

content/renderer/pepper/pepper_plugin_delegate_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/renderer/pepper/pepper_plugin_delegate_impl.h"
 
 #include <cmath>
 #include <cstddef>
 #include <map>
 #include <queue>
@@ skipping 1345 matching lines @@
     webkit::ppapi::PluginInstance* instance) {
   return render_view_->CreatePepperFullscreenContainer(instance);
 }
 
 gfx::Size PepperPluginDelegateImpl::GetScreenSize() {
   WebKit::WebScreenInfo info = render_view_->screenInfo();
   return gfx::Size(info.rect.width, info.rect.height);
 }
 
 std::string PepperPluginDelegateImpl::GetDefaultEncoding() {
-  // TODO(brettw) bug 56615: Somehow get the preference for the default
-  // encoding here rather than using the global default for the UI language.
-  return GetContentClient()->renderer()->GetDefaultEncoding();
+  return render_view_->webkit_preferences().default_encoding;
 }
 
 void PepperPluginDelegateImpl::ZoomLimitsChanged(double minimum_factor,
                                                  double maximum_factor) {
   double minimum_level = WebView::zoomFactorToZoomLevel(minimum_factor);
   double maximum_level = WebView::zoomFactorToZoomLevel(maximum_factor);
   render_view_->webview()->zoomLimitsChanged(minimum_level, maximum_level);
 }
 
 std::string PepperPluginDelegateImpl::ResolveProxy(const GURL& url) {
@@ skipping 420 matching lines @@
   else
     return render_view_->mouse_lock_dispatcher();
 }
 
 webkit_glue::ClipboardClient*
     PepperPluginDelegateImpl::CreateClipboardClient() const {
   return new RendererClipboardClient;
 }
 
 }  // namespace content