Implementing chrome.i18n.getMessage call, that loads message from the extensi...

chrome/common/render_messages_internal.h

Index: chrome/common/render_messages_internal.h
===================================================================
--- chrome/common/render_messages_internal.h	(revision 27238)
+++ chrome/common/render_messages_internal.h	(working copy)
@@ -6,6 +6,7 @@
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
+#include <map>
 #include <string>
 #include <vector>
 
@@ -39,6 +40,11 @@
 // TODO(mpcomplete): rename ViewMsg and ViewHostMsg to something that makes
 // more sense with our current design.
 
+// IPC_MESSAGE macros choke on extra , in the std::map, when expanding. We need
+// to typedef it to avoid that.
+// Substitution map for l10n messages.
+typedef std::map<std::string, std::string> SubstitutionMap;
+
 //-----------------------------------------------------------------------------
 // RenderView messages
 // These are messages sent from the browser to the renderer process.
@@ -653,6 +659,12 @@
                        std::string /* extension_id */,
                        std::vector<std::string> /* page_action_ids */)
 
+  // Tell the renderer process all known localized messages for a particular
+  // extension.
+  IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetL10nMessages,
+                       std::string /* extension_id */,
+                       SubstitutionMap /* l10n messages */)
+
   // Changes the text direction of the currently selected input field (if any).
   IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
                       WebKit::WebTextDirection /* direction */)