Revert of Adds thunks for getting platform handles

mojo/runner/native_application_support.cc

Index: mojo/runner/native_application_support.cc
diff --git a/mojo/runner/native_application_support.cc b/mojo/runner/native_application_support.cc
index b01faa5214ecbf68c8944420fd965fa53c2c3b3d..c4270da27bd95f2c86d8e900a4b637be070d38e3 100644
--- a/mojo/runner/native_application_support.cc
+++ b/mojo/runner/native_application_support.cc
@@ -8,7 +8,6 @@
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
-#include "mojo/platform_handle/platform_handle_private_thunks.h"
 #include "mojo/public/platform/native/gles2_impl_chromium_miscellaneous_thunks.h"
 #include "mojo/public/platform/native/gles2_impl_chromium_sub_image_thunks.h"
 #include "mojo/public/platform/native/gles2_impl_chromium_sync_point_thunks.h"
@@ -127,10 +126,6 @@
   }
 #endif
 
-  // Apps need not include platform handle thunks.
-  SetThunks(&MojoMakePlatformHandlePrivateThunks,
-            "MojoSetPlatformHandlePrivateThunks", app_library);
-
   typedef MojoResult (*MojoMainFunction)(MojoHandle);
   MojoMainFunction main_function = reinterpret_cast<MojoMainFunction>(
       base::GetFunctionPointerFromNativeLibrary(app_library, "MojoMain"));