Load module annotations in IDE

#KT-22759 Fixed

core/descriptors/src/org/jetbrains/kotlin/name/ClassId.java

@@ -16,6 +16,7 @@
 
 package org.jetbrains.kotlin.name;
 
+import kotlin.text.StringsKt;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -94,6 +95,16 @@ public final class ClassId {
         return packageFqName.startsWith(segment);
     }
 
+    /**
+     * @param string a string where packages are delimited by '/' and classes by '.', e.g. "kotlin/Map.Entry"
+     */
+    @NotNull
+    public static ClassId fromString(@NotNull String string) {
+        String packageName = StringsKt.substringBeforeLast(string, '/', "").replace('/', '.');
+        String className = StringsKt.substringAfterLast(string, '/', string);
+        return new ClassId(new FqName(packageName), new FqName(className), false);
+    }
+
     /**
      * @return a string where packages are delimited by '/' and classes by '.', e.g. "kotlin/Map.Entry"
      */