Clean WorkspaceReducer

Author: sumomomomomo

src/commons/workspace/WorkspaceReducer.ts

@@ -588,11 +588,6 @@ const newWorkspaceReducer = createReducer(defaultWorkspaceManager, builder => {
         throw new Error('Editor tab index must be non-negative!');
       }
       if (editorTabIndex >= state[workspaceLocation].editorTabs.length) {
-        // TODO WHY DOES THIS GET CALLED????????????????????? its from Playground.tsx onChange?
-        if (editorTabIndex === 0) {
-          console.log("Warning: editorTabIndex = 0");
-          return {...state};
-        }
         throw new Error('Editor tab index must have a corresponding editor tab!');
       }