IDEA-176693 incremental modules compilation

java/java-tests/testData/compileServer/incremental/java9-features/removeModuleRequires/moduleC/module-info.java

@@ -0,0 +1,3 @@
+module C {
+  requires B;
+}

java/java-tests/testData/compileServer/incremental/java9-features/removeModuleRequires/moduleC/qqq2/ClientC.java

@@ -0,0 +1,9 @@
+package qqq2;
+
+import qqq.Client;
+
+public class Client {
+  public void perform() {
+    new Client().perform();
+  }
+}