[Telemetry] Add script to snapshot page's HTML

telemetry/third_party/snap-it/assets/camera.svg

Index: telemetry/third_party/snap-it/assets/camera.svg
diff --git a/telemetry/third_party/snap-it/assets/camera.svg b/telemetry/third_party/snap-it/assets/camera.svg
new file mode 100644
index 0000000000000000000000000000000000000000..b7a8d0bd69b6bf83988e85cf223f155004a852b9
--- /dev/null
+++ b/telemetry/third_party/snap-it/assets/camera.svg
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns="http://www.w3.org/2000/svg" height="24" width="24" fill="#000000">
+<circle cx="12" cy="12" r="3.2" style="fill:#000000;fill-opacity:1;stroke:#ffffff;stroke-width:0.40000001;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none" transform="matrix(1.1495513,0,0,1.1495513,-1.7946161,-0.7946161)" />
+<path d="M 9,3 7.17,5 H 4 C 2.9,5 2,5.9 2,7 v 12 c 0,1.1 0.9,2 2,2 h 16 c 1.1,0 2,-0.9 2,-2 V 7 C 22,5.9 21.1,5 20,5 H 16.83 L 15,3 H 9 z m 3,15 C 9.24,18 7,15.76 7,13 7,10.24 9.24,8 12,8 c 2.76,0 5,2.24 5,5 0,2.76 -2.24,5 -5,5 z" style="fill:#000000;fill-opacity:1;stroke:#ffffff;stroke-width:0.40000001;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none" />
+</svg>