Fixed bug with bad conversion on paste when top-level java class copied

idea/testData/copyPaste/conversion/ClassWithOverrides.dependency.java

@@ -0,0 +1,8 @@
+package javaPack
+
+import org.jetbrains.annotations.NotNull;
+
+public interface I {
+    @NotNull
+    String foo();
+}

idea/testData/copyPaste/conversion/ClassWithOverrides.expected.kt

@@ -0,0 +1,9 @@
+package to
+
+import javaPack.I
+
+public class C : I {
+    override fun foo(): String {
+        return ""
+    }
+}

idea/testData/copyPaste/conversion/ClassWithOverrides.java

@@ -0,0 +1,11 @@
+package javaPack
+
+import org.jetbrains.annotations.NotNull;
+
+<selection>public class C implements I {
+    @NotNull
+    @Override
+    public String foo() {
+        return "";
+    }
+}</selection>

idea/testData/copyPaste/conversion/FileWithNoPackageStatement.expected.kt

@@ -5,5 +5,3 @@ public object JavaClass {
         println("Hello, world!")
     }
 }
-
-fun main(args: Array<String>) = JavaClass.main(args)

idea/testData/copyPaste/conversion/FileWithNoPackageStatement.java

@@ -1,4 +1,3 @@
-// this test should cause the whole file to be converted at once (with non-selected text stripped) and the main function to be generated
 package helloWorld;
 
 // sample class