make static: remove inappropriate modifiers, add method body if needed (IDEA-197813)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/modifier/afterAbstractToBeStatic.java

@@ -0,0 +1,11 @@
+// "Make 'foo' static" "true"
+abstract class F {
+    static void foo() {
+    }
+}
+
+class B {
+    {
+        F.foo();
+    }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/modifier/beforeAbstractToBeStatic.java

@@ -0,0 +1,10 @@
+// "Make 'foo' static" "true"
+abstract class F {
+    abstract void foo();
+}
+
+class B {
+    {
+        F.f<caret>oo();
+    }
+}