src/vs/workbench/contrib/terminal/browser/terminalProcessExtHostProxy.ts/TerminalProcessExtHostProxy/emitOverrideDimensions
class TerminalProcessExtHostProxy:	emitOverrideDimensions(dimensions: ITerminalDimensions | undefined): void {
		this._onDidChangeProperty.fire({ type: ProcessPropertyType.OverrideDimensions, value: dimensions });
	}