/**
 * The CPUProfileChunk is the intermediate file that Lighthouse can interpret and
 *  hence subsequently convert to events supported by Chrome Dev Tools
 */
export interface CPUProfileChunk {
    id: string;
    pid: number;
    tid: string;
    startTime: number;
    nodes: CPUProfileChunkNode[];
    samples: number[];
    timeDeltas: number[];
}
/**
 * The CPUProfileChunkNode is an individual element of the nodes[] property in the CPUProfileChunk
 * @see CPUProfileChunk
 */
export interface CPUProfileChunkNode {
    id: number;
    callFrame: {
        line: string;
        column: string;
        funcLine: string;
        funcColumn: string;
        name: string;
        url?: string;
        category: string;
    };
    parent?: number;
}
/**
 * The process of conversion of Hermes Profile Events to Lighthouse supported events are primarily focussed
 * around generating the correct values of the properties in CPUProfileChunker.
 */
export declare type CPUProfileChunker = {
    nodes: CPUProfileChunkNode[];
    sampleNumbers: number[];
    timeDeltas: number[];
};