Java: Improved completion for arguments of reflection calls getField() and getMethod() - extract the actual type from Class.forName and from generic type parameter to provide the code assistance (IDEA-167250)

java/java-tests/testData/codeInsight/completion/reflection/InitChain_after.java

@@ -0,0 +1,21 @@
+class Main {
+  void foo() {
+    Class<?> a = Class.forName("Test");
+    Class<?> b = a;
+    Class<?> c = b;
+    Class<?> d = c;
+    Class<?> e = d;
+    Class<?> f = e;
+    Class<?> g = f;
+    Class<?> h = g;
+    Class<?> i = h;
+    Class<?> j = i;
+    Class<?> k = j;
+    k.getField("num2");
+  }
+}
+
+class Test {
+  public int num;
+  public int num2;
+}