Allow to avoid declaration body resolution for function and property initializers if the return type is explicitly specified. This significantly reduces the analysis time in kapt3.

compiler/backend/src/org/jetbrains/kotlin/codegen/ClassBuilderFactories.java

@@ -55,6 +55,14 @@ public class ClassBuilderFactories {
             throw new IllegalStateException();
         }
     };
+
+    public static ClassBuilderFactory TEST_KAPT3 = new TestClassBuilderFactory(false) {
+        @NotNull
+        @Override
+        public ClassBuilderMode getClassBuilderMode() {
+            return ClassBuilderMode.KAPT3;
+        }
+    };
     
     public static ClassBuilderFactory TEST = new TestClassBuilderFactory(false);