import { InjectionToken } from '@angular/core';
/** Injection token that configures whether the Material sanity checks are enabled. */
export declare const MATERIAL_SANITY_CHECKS: InjectionToken<boolean>;
/**
 * Module that captures anything that should be loaded and/or run for *all* Angular Material
 * components. This includes Bidi, compatibility mode, etc.
 *
 * This module should be imported to each top-level component module (e.g., MdTabsModule).
 */
export declare class MdCommonModule {
    private _document;
    /** Whether we've done the global sanity checks (e.g. a theme is loaded, there is a doctype). */
    private _hasDoneGlobalChecks;
    constructor(_document: any, _sanityChecksEnabled: boolean);
    private _checkDoctype();
    private _checkTheme();
}