Add brotli to hhvm-third-party

Summary: Adds libbrotli to hhvm-third-party and updates CMake rules to link it with hhvm.

Differential Revision: D3051314

fb-gh-sync-id: 540ff064ac08f80ff1c064ef3082c3265b6999e2
shipit-source-id: 540ff064ac08f80ff1c064ef3082c3265b6999e2

Author: paulbiss

CMake/HPHPFindLibs.cmake

@@ -540,6 +540,8 @@ macro(hphp_link target)
   target_link_libraries(${target} timelib)
   target_link_libraries(${target} folly)
   target_link_libraries(${target} wangle)
+  target_link_libraries(${target} brotli_enc)
+  target_link_libraries(${target} brotli_dec)
 
   if (ENABLE_MCROUTER)
     target_link_libraries(${target} mcrouter)

CMake/HPHPSetup.cmake

@@ -305,6 +305,7 @@ include_directories("${TP_DIR}/folly")
 include_directories("${TP_DIR}/folly/src")
 include_directories("${TP_DIR}/thrift/src")
 include_directories("${TP_DIR}/wangle/src")
+include_directories("${TP_DIR}/brotli/src")
 include_directories(${TP_DIR})
 
 include_directories(${HPHP_HOME}/hphp)