Debugger: allow to evaluate 'this' and fields in java files

idea/testData/debugger/tinyApp/src/evaluate/singleBreakpoint/javaContext/jcProperty.kt

@@ -0,0 +1,18 @@
+package jcProperty
+
+fun main(args: Array<String>) {
+    val javaClass = forTests.javaContext.JavaClass()
+    //Breakpoint!
+    javaClass.property()
+}
+
+// STEP_INTO: 1
+
+// EXPRESSION: this.javaProperty
+// RESULT: 1: I
+
+// EXPRESSION: javaProperty
+// RESULT: 1: I
+
+// EXPRESSION: javaPrivateProperty
+// RESULT: 1: I