Java control flow: Don't allow extracting method if there's a potential side effect on the local variables in the case of exception thrown (IDEA-79444, IDEA-159916)

java/java-tests/testData/refactoring/extractMethod/UseParamInCatch.java

@@ -0,0 +1,11 @@
+class C {
+    void f(boolean b, String s) {
+        try {
+            <selection>s = "a";
+            if (b) throw new RuntimeException();</selection>
+            s = "b";
+        } catch (RuntimeException e) {
+            System.out.println(s);
+        }
+    }
+}