Fix Mac CMake build after r191433.

* PlatformMac.cmake:
Use CMakeLists.txt to generate UserAgentScripts.h and cpp.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@191483 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Source/WebCore/PlatformMac.cmake b/Source/WebCore/PlatformMac.cmake
index eef1b49..7fa6205 100644
--- a/Source/WebCore/PlatformMac.cmake
+++ b/Source/WebCore/PlatformMac.cmake
@@ -77,12 +77,9 @@
     ${WEBCORE_DIR}/Modules/plugins/QuickTimePluginReplacement.css
 )
 
-add_custom_command(
-    OUTPUT ${DERIVED_SOURCES_WEBCORE_DIR}/UserAgentScripts.h ${DERIVED_SOURCES_WEBCORE_DIR}/UserAgentScripts.cpp
-    MAIN_DEPENDENCY ${WEBCORE_DIR}/Modules/plugins/QuickTimePluginReplacement.js
-    DEPENDS Scripts/make-js-file-arrays.py
-    COMMAND PYTHONPATH=${WebCore_INSPECTOR_SCRIPTS_DIR} ${PYTHON_EXECUTABLE} ${WEBCORE_DIR}/Scripts/make-js-file-arrays.py ${DERIVED_SOURCES_WEBCORE_DIR}/UserAgentScripts.h ${DERIVED_SOURCES_WEBCORE_DIR}/UserAgentScripts.cpp ${WEBCORE_DIR}/Modules/plugins/QuickTimePluginReplacement.js
-    VERBATIM)
+set(WebCore_USER_AGENT_SCRIPTS
+    ${WEBCORE_DIR}/Modules/plugins/QuickTimePluginReplacement.js
+)
 
 #FIXME: Use ios-encodings.txt once we get CMake working for iOS.
 add_custom_command(
@@ -95,7 +92,6 @@
 
 list(APPEND WebCore_SOURCES
     ${DERIVED_SOURCES_WEBCORE_DIR}/CharsetData.cpp
-    ${DERIVED_SOURCES_WEBCORE_DIR}/UserAgentScripts.cpp
 )
 
 list(APPEND WebCore_SYSTEM_INCLUDE_DIRECTORIES