Reviewed by Maciej.

        - Return syntax error in JSCheckSyntax through a JSValueRef* exception
        argument
        
        * API/JSBase.h:
        * API/JSContextRef.cpp:
        (JSCheckSyntax):
        * API/testapi.c:
        (main):
        * JavaScriptCore.exp:
        * kjs/interpreter.cpp:
        (KJS::Interpreter::checkSyntax):
        * kjs/interpreter.h:

JavaScriptGlue:

        Reviewed by Maciej.
        
        * JSRun.cpp:
        (JSRun::CheckSyntax): Updated to use new checkSyntax syntax in JSC.
        * JavaScriptGlue.xcodeproj/project.pbxproj:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@15163 268f45cc-cd09-0410-ab3c-d52691b4dbfc