Fixes #61: support invokevirtual bootstrap method type

testdata-java8/src/main/java/basic/LambdaJ.java

@@ -0,0 +1,24 @@
+package basic;
+
+public class LambdaJ {
+	
+	public interface Foo { String m(String s); }
+
+	public String getFoo(String s)  {
+		return "foo"+s;
+	}
+	
+	public static void main(String[] args) {
+		run();
+	}
+	
+	public static String run() {
+		return new LambdaJ().run2();
+	}
+	
+	public String run2() {
+		Foo f = this::getFoo;
+		return f.m("a");
+	}
+	
+}

testdata-java8/src/main/java/basic/LambdaJ2.java

@@ -0,0 +1,24 @@
+package basic;
+
+public class LambdaJ2 {
+	
+	public interface Foo { String m(String s, String t); }
+
+	public String getFoo(String s, String t)  {
+		return "foo"+s+t;
+	}
+	
+	public static void main(String[] args) {
+		run();
+	}
+	
+	public static String run() {
+		return new LambdaJ().run2();
+	}
+	
+	public String run2() {
+		Foo f = this::getFoo;
+		return f.m("a","b");
+	}
+	
+}