Exported classes to use in the QML designer.

src/libs/qmljs/qmljslink.h

@@ -16,7 +16,7 @@ class NameId;
 /*
     Helper for building a context.
 */
-class Link
+class QMLJS_EXPORT Link
 {
 public:
     // Link all documents in snapshot

src/libs/qmljs/qmljsscopebuilder.h

@@ -15,7 +15,7 @@ namespace Interpreter {
     class Context;
 }
 
-class ScopeBuilder
+class QMLJS_EXPORT ScopeBuilder
 {
 public:
     ScopeBuilder(Document::Ptr doc, Interpreter::Context *context);