Analyze Data Flow: Support cross-language analysis

#KT-16833 Fixed

idea/testData/slicer/outflow/overridingFunctionResultWithJava.results.txt

@@ -0,0 +1,10 @@
+4 override fun foo() = <bold>2</bold>
+4 	override fun <bold>foo() = 2</bold>
+9 		val y = b.<bold>foo()</bold>
+9 			val <bold>y = b.foo()</bold>
+2 		int <bold>foo() {</bold>
+8 			val x = a.<bold>foo()</bold>
+8 				val <bold>x = a.foo()</bold>
+10 			val z = c.<bold>foo()</bold>
+10 				val <bold>z = c.foo()</bold>
+9 			DUPLICATE: val y = b.<bold>foo()</bold>