rename 'selectAll' to 'selectAllMatches'

src/vs/editor/contrib/find/common/findController.ts

@@ -223,7 +223,7 @@ export class CommonFindController extends Disposable implements editorCommon.IEd
 
 	public selectAllMatches(): boolean {
 		if (this._model) {
-			this._model.selectAll();
+			this._model.selectAllMatches();
 			this.closeFindWidget();
 			return true;
 		}

src/vs/editor/contrib/find/common/findModel.ts

@@ -352,7 +352,7 @@ export class FindModelBoundToEditorModel {
 		this.research(false);
 	}
 
-	public selectAll(): void {
+	public selectAllMatches(): void {
 		if (!this._hasMatches()) {
 			return;
 		}