Revert "Add patch from facebook/mysql-5.6#1216"

This reverts commit 6c27324.

Author: Atry

third-party/fb-mysql/CMakeLists.txt

@@ -13,9 +13,6 @@ include(HPHPFunctions)
 ExternalProject_Add(
   bundled_fbmysqlclient
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src/
-  PATCH_COMMAND
-  "${CMAKE_CURRENT_SOURCE_DIR}/../apply-quilt-patches.sh"
-  "${CMAKE_CURRENT_SOURCE_DIR}/patches"
   CMAKE_ARGS
   -DWITHOUT_SERVER=TRUE
   -DDISABLE_SHARED=TRUE