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1.cef3 commandLine设置
在cef3开发过程中，在OnBeforeCommandLineProcessing 函数中，我们可以通过命令行添加一些命令，来对浏览器进行一些设置：
void BrowserApp::OnBeforeCommandLineProcessing(const CefString& process_type,
CefRefPtr<CefCommandLine> command_line)不过都有哪些命令可以设置呢？ 找了很久，才发现，官方其实进行了总结：
https://peter.sh/experiments/chromium-command-line-switches/#allow-external-pages
2. cef3 各种查看配置、测试方法，我们可以参考chrome 的urls
List of Chrome URLs
chrome://about
chrome://accessibility
chrome://appcache-internals
chrome://apps
chrome://blob-internals
chrome://bluetooth-internals
chrome://bookmarks
chrome://chrome
chrome://chrome-urls
chrome://components
chrome://conflicts
chrome://crashes
chrome://credits
chrome://device-log
chrome://devices
chrome://dino
chrome://discards
chrome://download-internals
chrome://downloads
chrome://extensions
chrome://flags
chrome://flash
chrome://gcm-internals
chrome://gpu
chrome://help
chrome://histograms
chrome://history
chrome://indexeddb-internals
chrome://inspect
chrome://interstitials
chrome://interventions-internals
chrome://invalidations
chrome://local-state
chrome://media-engagement
chrome://media-internals
chrome://nacl
chrome://net-export
chrome://net-internals
chrome://network-error
chrome://network-errors
chrome://newtab
chrome://ntp-tiles-internals
chrome://omnibox
chrome://password-manager-internals
chrome://policy
chrome://predictors
chrome://print
chrome://quota-internals
chrome://safe-browsing
chrome://serviceworker-internals
chrome://settings
chrome://signin-internals
chrome://site-engagement
chrome://suggestions
chrome://supervised-user-internals
chrome://sync-internals
chrome://system
chrome://taskscheduler-internals
chrome://terms
chrome://thumbnails
chrome://tracing
chrome://translate-internals
chrome://usb-internals
chrome://user-actions
chrome://version
chrome://webrtc-internals
chrome://webrtc-logs
For Debug
The following pages are for debugging purposes only. Because they crash or hang the renderer, they're not linked directly; you can type them into the address bar if you need them.
chrome://badcastcrash/
chrome://inducebrowsercrashforrealz/
chrome://crash/
chrome://crashdump/
chrome://kill/
chrome://hang/
chrome://shorthang/
chrome://gpuclean/
chrome://gpucrash/
chrome://gpuhang/
chrome://memory-exhaust/
chrome://ppapiflashcrash/
chrome://ppapiflashhang/
chrome://inducebrowserheapcorruption/
chrome://heapcorruptioncrash/
chrome://quit/
chrome://restart/