src/vs/editor/common/model/tokenizationTextModelPart.ts/TokenizationTextModelPart/clearSemanticTokens
class TokenizationTextModelPart:	public clearSemanticTokens(): void {
		this._semanticTokens.flush();

		this._emitModelTokensChangedEvent({
			tokenizationSupportChanged: false,
			semanticTokensApplied: false,
			ranges: [{ fromLineNumber: 1, toLineNumber: this._textModel.getLineCount() }],
		});
	}