Revert "Debugger: fix the "Pause" button status." (see IDEA-227619)

This reverts commit bf6fb790

GitOrigin-RevId: 09873c326f8290c4fc8e0002f4d26f4b2eb2ee86

platform/xdebugger-impl/src/com/intellij/xdebugger/impl/actions/handlers/XDebuggerPauseActionHandler.java

@@ -1,18 +1,4 @@
-/*
- * Copyright 2000-2009 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package com.intellij.xdebugger.impl.actions.handlers;
 
 import com.intellij.openapi.actionSystem.AnActionEvent;
@@ -40,7 +26,6 @@ public class XDebuggerPauseActionHandler extends XDebuggerActionHandler {
 
   @Override
   protected boolean isEnabled(@NotNull final XDebugSession session, final DataContext dataContext) {
-    assert session instanceof XDebugSessionImpl;
-    return ((XDebugSessionImpl)session).isPauseActionSupported() && !session.isPaused();
+    return !session.isPaused();
   }
 }