unable to access 'https://chromi

1.Finder -> 前往文件夹 (⇧⌘G) -> ~/.cocoapods/repos/master/Specs/1/9/2/libwebp
2.把https://chromium.googlesource.com/webm/libwebp 替换为 https://github.com/webmproject/libwebp.git 并保存
3.pod install