Fix callsite

Author: elsh

lib/FrontendTool/ImportedModules.cpp

@@ -66,7 +66,7 @@ bool swift::emitImportedModules(ModuleDecl *mainModule,
     if (!ID)
       continue;
 
-    ImportPath::Module::Builder scratch;
+    ImportPath::Builder scratch;
     auto modulePath = ID->getRealModulePath(scratch);
     // only the top-level name is needed (i.e. A in A.B.C)
     Modules.insert(modulePath[0].Item.str());