user.agent in gwt 2.2

[Luke]

hi,
i try to set<set-property name="user.agent" value="safari" /> in
gwt.xml. but in gwt 2.2 , i get error . Is there changes on gwt2.2
compared to older version?


[ERROR] Property 'user.agent' not found
[ERROR] Failure while parsing XML
com.google.gwt.core.ext.UnableToCompleteException: (see previous log
entries)
at com.google.gwt.dev.cfg.ModuleDefSchema
$PropertyAttrCvt.convertToArg(ModuleDefSchema.java:1073)
at
com.google.gwt.dev.util.xml.HandlerArgs.convertToArg(HandlerArgs.java:
64)
at
com.google.gwt.dev.util.xml.HandlerMethod.invokeBegin(HandlerMethod.java:
221)
at com.google.gwt.dev.util.xml.ReflectiveParser
$Impl.startElement(ReflectiveParser.java:274)
at org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown
Source)
at
org.apache.xerces.parsers.AbstractXMLDocumentParser.emptyElement(Unknown
Source)
at
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanStartElement(Unknown
Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl
$FragmentContentDispatcher.dispatch(Unknown Source)
at
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown
Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown
Source)
at com.google.gwt.dev.util.xml.ReflectiveParser
$Impl.parse(ReflectiveParser.java:331)
at com.google.gwt.dev.util.xml.ReflectiveParser$Impl.access
$100(ReflectiveParser.java:48)
at
com.google.gwt.dev.util.xml.ReflectiveParser.parse(ReflectiveParser.java:
402)
at
com.google.gwt.dev.cfg.ModuleDefLoader.nestedLoad(ModuleDefLoader.java:
280)
at com.google.gwt.dev.cfg.ModuleDefLoader$1.load(ModuleDefLoader.java:
192)
at
com.google.gwt.dev.cfg.ModuleDefLoader.doLoadModule(ModuleDefLoader.java:
308)
at
com.google.gwt.dev.cfg.ModuleDefLoader.loadFromClassPath(ModuleDefLoader.java:
151)
at com.google.gwt.dev.Compiler.run(Compiler.java:185)
at com.google.gwt.dev.Compiler$1.run(Compiler.java:159)
at com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:
87)
at
com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:
81)
at com.google.gwt.dev.Compiler.main(Compiler.java:166)
[ERROR] Unexpected error while processing XML
com.google.gwt.core.ext.UnableToCompleteException: (see previous log
entries)
at com.google.gwt.dev.util.xml.ReflectiveParser
$Impl.parse(ReflectiveParser.java:355)
at com.google.gwt.dev.util.xml.ReflectiveParser$Impl.access
$100(ReflectiveParser.java:48)
at
com.google.gwt.dev.util.xml.ReflectiveParser.parse(ReflectiveParser.java:
402)
at
com.google.gwt.dev.cfg.ModuleDefLoader.nestedLoad(ModuleDefLoader.java:
280)
at com.google.gwt.dev.cfg.ModuleDefLoader$1.load(ModuleDefLoader.java:
192)
at
com.google.gwt.dev.cfg.ModuleDefLoader.doLoadModule(ModuleDefLoader.java:
308)
at
com.google.gwt.dev.cfg.ModuleDefLoader.loadFromClassPath(ModuleDefLoader.java:
151)
at com.google.gwt.dev.Compiler.run(Compiler.java:185)
at com.google.gwt.dev.Compiler$1.run(Compiler.java:159)
at com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:
87)
at
com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:
81)
at com.google.gwt.dev.Compiler.main(Compiler.java:166)