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

components/pdf/renderer/pepper_pdf_host.cc

Index: components/pdf/renderer/pepper_pdf_host.cc
diff --git a/components/pdf/renderer/pepper_pdf_host.cc b/components/pdf/renderer/pepper_pdf_host.cc
index 5714d26acbbd3b3e81d45f724940be4673ebd098..eea157f86cd1fce64b917985a12804be899a3eb2 100644
--- a/components/pdf/renderer/pepper_pdf_host.cc
+++ b/components/pdf/renderer/pepper_pdf_host.cc
@@ -5,7 +5,6 @@
 #include "components/pdf/renderer/pepper_pdf_host.h"
 
 #include "components/pdf/common/pdf_messages.h"
-#include "components/strings/grit/components_strings.h"
 #include "content/public/common/referrer.h"
 #include "content/public/renderer/pepper_plugin_instance.h"
 #include "content/public/renderer/render_thread.h"
@@ -26,10 +25,6 @@
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebPluginContainer.h"
 #include "third_party/WebKit/public/web/WebView.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/layout.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/geometry/point.h"
 
 namespace pdf {
 
@@ -40,26 +35,6 @@ namespace {
 base::LazyInstance<base::ThreadLocalPointer<PepperPDFHost::PrintClient>>::Leaky
     g_print_client_tls = LAZY_INSTANCE_INITIALIZER;
 
-std::string GetStringResource(PP_ResourceString string_id) {
-  int resource_id = 0;
-  switch (string_id) {
-    case PP_RESOURCESTRING_PDFGETPASSWORD:
-      resource_id = IDS_PDF_NEED_PASSWORD;
-      break;
-    case PP_RESOURCESTRING_PDFLOADING:
-      resource_id = IDS_PDF_PAGE_LOADING;
-      break;
-    case PP_RESOURCESTRING_PDFLOAD_FAILED:
-      resource_id = IDS_PDF_PAGE_LOAD_FAILED;
-      break;
-    case PP_RESOURCESTRING_PDFPROGRESSLOADING:
-      resource_id = IDS_PDF_PROGRESS_LOADING;
-      break;
-  }
-
-  return l10n_util::GetStringUTF8(resource_id);
-}
-
 }  // namespace
 
 PepperPDFHost::PepperPDFHost(content::RendererPpapiHost* host,
@@ -88,8 +63,6 @@ int32_t PepperPDFHost::OnResourceMessageReceived(
     const IPC::Message& msg,
     ppapi::host::HostMessageContext* context) {
   PPAPI_BEGIN_MESSAGE_MAP(PepperPDFHost, msg)
-    PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_PDF_GetLocalizedString,
-                                      OnHostMsgGetLocalizedString)
     PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_PDF_DidStartLoading,
                                         OnHostMsgDidStartLoading)
     PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_PDF_DidStopLoading,
@@ -111,14 +84,6 @@ int32_t PepperPDFHost::OnResourceMessageReceived(
   return PP_ERROR_FAILED;
 }
 
-int32_t PepperPDFHost::OnHostMsgGetLocalizedString(
-    ppapi::host::HostMessageContext* context,
-    PP_ResourceString string_id) {
-  std::string rv = GetStringResource(string_id);
-  context->reply_msg = PpapiPluginMsg_PDF_GetLocalizedStringReply(rv);
-  return PP_OK;
-}
-
 int32_t PepperPDFHost::OnHostMsgDidStartLoading(
     ppapi::host::HostMessageContext* context) {
   content::PepperPluginInstance* instance =