processHeaders(headers) {
    if (!this.config_.enabled) {
      return;
    }
    const CmsdManager = shaka.util.CmsdManager;
    const cmsdStatic = headers[CmsdManager.CMSD_STATIC_HEADER_NAME_];
    if (cmsdStatic) {
      const staticParams = this.parseCMSDStatic_(cmsdStatic);
      if (staticParams) {
        this.staticParams_ = staticParams;
      }
    }
    const cmsdDynamic = headers[CmsdManager.CMSD_DYNAMIC_HEADER_NAME_];
    if (cmsdDynamic) {
      const dynamicParams = this.parseCMSDDynamic_(cmsdDynamic);
      if (dynamicParams) {
        this.dynamicParams_ = dynamicParams;
      }
    }
  }
Called by the Player to provide the headers of the latest request.

@param {!Object<string, string>} headers