message: java doesn't have no-async flag
diff: @@ -338,7 +338,7 @@ Only Python supports generating
  |`--license-header=LICENSE_HEADER`|Specify the type of license header for your files. Common values include `MICROSOFT_MIT_NO_VERSION` and `MICROSOFT_MIT_NO_CODEGEN` TODO: list of all possible values and defaulot| x | x | x | x | x | x |
  |`--head-as-boolean`|With this flag, HEAD calls to non-existent resources (404) will not raise an error. Instead, if the resource exists, we return `true`, else `false`. Forced to be `true` if `--azure-arm` is set, otherwise defaults to `false`.| x | x | x | x | x | x |
  |`--client-side-validation`|Whether you want the SDK to perform validation on inputs and outputs, based on swagger information. Recommended to be `false` for track 2 code, since we want the network to validate instead. Defaults to `false`.| x | x | x | x | x | x |
  -|`--no-async`|Async code is not generated if this flag is added to the command line. Defaults to `false`.| x | x | x | x | x | x |
  +|`--no-async`|Async code is not generated if this flag is added to the command line. Defaults to `false`.| x | x | | x | x | x |
  |`--enable-xml`|Whether you are generating xml code. Not needed for certain langauges (i.e. Python). Defaults to `false`.| | | x| | | |
  |`--package-version=VERSION`|The semantic versioning of your generated SDK (i.e., `1.0.0`). Not to be confused with the version of the service you're creating an SDK for. If no version is specified, AutoRest will not create a new version file. Generally not necessary if you are going to wrap the generated code before exposing to users.| Needs to be specified if `--basic-setup-py` is specified. | |Default is `1.0.0-beta.1`. Only available in `fluent` mode.| | | |
  |`--python-sdks-folder=DIRECTORY`| The path to the root directory of your [`azure-sdk-for-python`](https://github.com/Azure/azure-sdk-for-python/tree/master/sdk) clone. Be sure to note that we include `sdk` in the folder path.| x | | | | | |
  