extract method: don't include predefined 0 into exit points when try/finally is processed (IDEA-146332)

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

@@ -0,0 +1,12 @@
+class C {
+  private void foo() {
+    System.out.println();
+    <selection>try {}
+    finally {
+      while (true) {
+        break;
+      }
+    }
+    </selection>
+  }
+}

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

@@ -0,0 +1,16 @@
+class C {
+  private void foo() {
+    System.out.println();
+      newMethod();
+
+  }
+
+    private void newMethod() {
+        try {}
+        finally {
+          while (true) {
+            break;
+          }
+        }
+    }
+}