Move sandboxed_unpacker.{h,cc} from chrome/ to extensions/

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 0ae31ecf872867c3a8f2baae86a012bc9ac0ebbc..89a81d6e78d8a9199e04f4b637d9c37c70a539a8 100644
--- a/extensions/utility/utility_handler.h
+++ b/extensions/utility/utility_handler.h
@@ -7,8 +7,13 @@
 
 #include <string>
 
+#include "base/callback.h"
 #include "base/macros.h"
 
+namespace base {
+class FilePath;
+}
+
 namespace IPC {
 class Message;
 }
@@ -28,6 +33,9 @@ class UtilityHandler {
  private:
   // IPC message handlers.
   void OnParseUpdateManifest(const std::string& xml);
+  void OnUnpackExtension(const base::FilePath& extension_path,
+                         const std::string& extension_id,
+                         int location, int creation_flags);
 
   DISALLOW_COPY_AND_ASSIGN(UtilityHandler);
 };