Update function name

Author: AndreasArvidsson

packages/cursorless-vscode/src/ide/vscode/VscodeTextEditorImpl.ts

@@ -252,22 +252,22 @@ export class VscodeTextEditorImpl implements EditableTextEditor {
   }
 
   public async gitStage(_range?: Range): Promise<void> {
-    if (this.selectionIsEntireFile()) {
+    if (this.selectionIsEntireDocument()) {
       await vscode.commands.executeCommand("git.stage");
     } else {
       await vscode.commands.executeCommand("git.stageSelectedRanges");
     }
   }
 
   public async gitUnstage(_range?: Range): Promise<void> {
-    if (this.selectionIsEntireFile()) {
+    if (this.selectionIsEntireDocument()) {
       await vscode.commands.executeCommand("git.unstage");
     } else {
       await vscode.commands.executeCommand("git.unstageSelectedRanges");
     }
   }
 
-  private selectionIsEntireFile(): boolean {
+  private selectionIsEntireDocument(): boolean {
     return (
       this.selections.length === 1 &&
       this.selections[0].isRangeEqual(this.document.range)