[SourceKit] Bring back the 'com.apple.' prefix for the bundle identifier of the XPC service.

We need this currently. Later-on we can make this more configurable.

Author: akyrtzi

tools/SourceKit/CMakeLists.txt

@@ -379,7 +379,7 @@ macro(add_sourcekit_xpc_service name framework_target)
   endif()
 
   set(XPCSERVICE_NAME ${name})  
-  set(XPCSERVICE_IDENTIFIER "${name}.${SOURCEKIT_VERSION_STRING}")
+  set(XPCSERVICE_IDENTIFIER "com.apple.${name}.${SOURCEKIT_VERSION_STRING}")
   set(XPCSERVICE_BUNDLE_VERSION "${SOURCEKIT_VERSION_STRING}")
   set(XPCSERVICE_SHORT_VERSION_STRING "1.0")
   configure_file(

tools/SourceKit/tools/sourcekitd/bin/XPC/Client/CMakeLists.txt

@@ -16,7 +16,7 @@ add_sourcekit_framework(sourcekitd
   INSTALL_IN_COMPONENT sourcekit-xpc-service
 )
 
-add_definitions(-DSOURCEKIT_XPCSERVICE_IDENTIFIER="SourceKitService.${SOURCEKIT_VERSION_STRING}")
+add_definitions(-DSOURCEKIT_XPCSERVICE_IDENTIFIER="com.apple.SourceKitService.${SOURCEKIT_VERSION_STRING}")
 
 if (SOURCEKIT_BUILT_STANDALONE)
   # Create the symlink necessary to find the swift stdlib.