Bug 518039 - [lsp] Exception when trying to enter javadoc parameters

The content assist code expects a RegExp instance when analyzing
excluded styles. As such, the extra LSP provider should wrap its
excluded styles in a RegExp instance accordingly.

Signed-off-by: Remy Suen <remy.suen@gmail.com>

bundles/org.eclipse.orion.client.ui/web/orion/editorView.js

@@ -474,7 +474,7 @@ define([
 					// check lsp implementation for the current content type
 					var lspServer = languageServerRegistry.getServerByContentType(fileContentType);
 					if (lspServer) {
-						providerInfoArray.push({provider: lspServer, id: lspServer._id, lspServer: true, excludedStyles: "(string.*)"});
+						providerInfoArray.push({provider: lspServer, id: lspServer._id, lspServer: true, excludedStyles: new RegExp("(string.*)")});
 					}
 				}