Convert utility process extension Unpacker IPC to mojo

extensions/utility/utility_handler.h

Index: extensions/utility/utility_handler.h
diff --git a/extensions/utility/utility_handler.h b/extensions/utility/utility_handler.h
index 2bc12f423acb050834b85d8bffeaadda76afffb3..2378dcd3e8815689a326141cf8cdd4cc30d474bc 100644
--- a/extensions/utility/utility_handler.h
+++ b/extensions/utility/utility_handler.h
@@ -7,17 +7,16 @@
 
 #include <string>
 
-#include "base/callback.h"
 #include "base/macros.h"
 
-namespace base {
-class FilePath;
-}
-
 namespace IPC {
 class Message;
 }
 
+namespace service_manager {
+class InterfaceRegistry;
+}
+
 namespace extensions {
 
 // A handler for extensions-related IPC from within utility processes.
@@ -28,16 +27,15 @@ class UtilityHandler {
 
   static void UtilityThreadStarted();
 
+  static void ExposeInterfacesToBrowser(
+      service_manager::InterfaceRegistry* registry,
+      bool running_elevated);
+
   bool OnMessageReceived(const IPC::Message& message);
 
  private:
   // IPC message handlers.
   void OnParseUpdateManifest(const std::string& xml);
-  void OnUnzipToDir(const base::FilePath& zip_path, const base::FilePath& dir);
-  void OnUnpackExtension(const base::FilePath& directory_path,
-                         const std::string& extension_id,
-                         int location,
-                         int creation_flags);
 
   DISALLOW_COPY_AND_ASSIGN(UtilityHandler);
 };