- Implemented cross-platform code for functions calling into the JavaScript.

        * Drosera/DebuggerDocument.cpp:
        (DebuggerDocument::callAsFunction):
        (DebuggerDocument::pauseJS):
        (DebuggerDocument::resumeJS):
        (DebuggerDocument::stepIntoJS):
        (DebuggerDocument::stepOverJS):
        (DebuggerDocument::stepOutJS):
        (DebuggerDocument::showConsoleJS):
        (DebuggerDocument::closeCurrentFileJS):
        (DebuggerDocument::updateFileSource):
        (DebuggerDocument::didParseScript):
        (DebuggerDocument::willExecuteStatement):
        (DebuggerDocument::didEnterCallFrame):
        (DebuggerDocument::willLeaveCallFrame):
        (DebuggerDocument::exceptionWasRaised):
        * Drosera/DebuggerDocument.h:
        * Drosera/mac/DebuggerDocumentMac.mm:
        (-[DebuggerDocumentMac pause:]):
        (-[DebuggerDocumentMac resume:]):
        (-[DebuggerDocumentMac stepInto:]):
        (-[DebuggerDocumentMac stepOver:]):
        (-[DebuggerDocumentMac stepOut:]):
        (-[DebuggerDocumentMac showConsole:]):
        (-[DebuggerDocumentMac closeCurrentFile:]):
        (-[DebuggerDocumentMac webView:didLoadMainResourceForDataSource:]):
        (-[DebuggerDocumentMac webView:didParseSource:baseLineNumber:fromURL:sourceId:forWebFrame:]):
        (-[DebuggerDocumentMac webView:didEnterCallFrame:sourceId:line:forWebFrame:]):
        (-[DebuggerDocumentMac webView:willExecuteStatement:sourceId:line:forWebFrame:]):
        (-[DebuggerDocumentMac webView:willLeaveCallFrame:sourceId:line:forWebFrame:]):
        (-[DebuggerDocumentMac webView:exceptionWasRaised:sourceId:line:forWebFrame:]):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@24374 268f45cc-cd09-0410-ab3c-d52691b4dbfc