Add cdp support for xpath scrapers (#625)

Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>

vendor/github.com/chromedp/cdproto/backgroundservice/backgroundservice.go

@@ -0,0 +1,114 @@
+// Package backgroundservice provides the Chrome DevTools Protocol
+// commands, types, and events for the BackgroundService domain.
+//
+// Defines events for background web platform features.
+//
+// Generated by the cdproto-gen command.
+package backgroundservice
+
+// Code generated by cdproto-gen. DO NOT EDIT.
+
+import (
+	"context"
+
+	"github.com/chromedp/cdproto/cdp"
+)
+
+// StartObservingParams enables event updates for the service.
+type StartObservingParams struct {
+	Service ServiceName `json:"service"`
+}
+
+// StartObserving enables event updates for the service.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/BackgroundService#method-startObserving
+//
+// parameters:
+//   service
+func StartObserving(service ServiceName) *StartObservingParams {
+	return &StartObservingParams{
+		Service: service,
+	}
+}
+
+// Do executes BackgroundService.startObserving against the provided context.
+func (p *StartObservingParams) Do(ctx context.Context) (err error) {
+	return cdp.Execute(ctx, CommandStartObserving, p, nil)
+}
+
+// StopObservingParams disables event updates for the service.
+type StopObservingParams struct {
+	Service ServiceName `json:"service"`
+}
+
+// StopObserving disables event updates for the service.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/BackgroundService#method-stopObserving
+//
+// parameters:
+//   service
+func StopObserving(service ServiceName) *StopObservingParams {
+	return &StopObservingParams{
+		Service: service,
+	}
+}
+
+// Do executes BackgroundService.stopObserving against the provided context.
+func (p *StopObservingParams) Do(ctx context.Context) (err error) {
+	return cdp.Execute(ctx, CommandStopObserving, p, nil)
+}
+
+// SetRecordingParams set the recording state for the service.
+type SetRecordingParams struct {
+	ShouldRecord bool        `json:"shouldRecord"`
+	Service      ServiceName `json:"service"`
+}
+
+// SetRecording set the recording state for the service.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/BackgroundService#method-setRecording
+//
+// parameters:
+//   shouldRecord
+//   service
+func SetRecording(shouldRecord bool, service ServiceName) *SetRecordingParams {
+	return &SetRecordingParams{
+		ShouldRecord: shouldRecord,
+		Service:      service,
+	}
+}
+
+// Do executes BackgroundService.setRecording against the provided context.
+func (p *SetRecordingParams) Do(ctx context.Context) (err error) {
+	return cdp.Execute(ctx, CommandSetRecording, p, nil)
+}
+
+// ClearEventsParams clears all stored data for the service.
+type ClearEventsParams struct {
+	Service ServiceName `json:"service"`
+}
+
+// ClearEvents clears all stored data for the service.
+//
+// See: https://chromedevtools.github.io/devtools-protocol/tot/BackgroundService#method-clearEvents
+//
+// parameters:
+//   service
+func ClearEvents(service ServiceName) *ClearEventsParams {
+	return &ClearEventsParams{
+		Service: service,
+	}
+}
+
+// Do executes BackgroundService.clearEvents against the provided context.
+func (p *ClearEventsParams) Do(ctx context.Context) (err error) {
+	return cdp.Execute(ctx, CommandClearEvents, p, nil)
+}
+
+// Command names.
+const (
+	CommandStartObserving = "BackgroundService.startObserving"
+	CommandStopObserving  = "BackgroundService.stopObserving"
+	CommandSetRecording   = "BackgroundService.setRecording"
+	CommandClearEvents    = "BackgroundService.clearEvents"
+)