Change PPB_CharSet_Dev.GetDefaultCharSet to return the default encoding of the...

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

BUG=141110
TEST=None


Review URL: https://chromiumcodereview.appspot.com/10834297

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151805 0039d316-1c4b-4281-b951-d872f2087c98

content/renderer/pepper/pepper_plugin_delegate_impl.cc

@@ -1363,9 +1363,7 @@ gfx::Size PepperPluginDelegateImpl::GetScreenSize() {
 }
 
 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,