Expose RTT and downlink bandwidth using experimental Javascript API

third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl

Index: third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl
diff --git a/third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl b/third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl
index 4520d9a57b90cb3807df9cba2cc4bab868de2f58..ae3433b7f3668e496032f7331073602ecd566ba7 100644
--- a/third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl
+++ b/third_party/WebKit/Source/modules/netinfo/NetworkInformation.idl
@@ -16,6 +16,7 @@ enum ConnectionType {
 };
 
 typedef unrestricted double Megabit;
+typedef unrestricted double Milliseconds;

[jkarlin, 2017/05/16 14:32:59]

The spec says unsigned long long for milliseconds

[tbansal1, 2017/05/16 18:23:28]

Done.

[jkarlin, 2017/05/16 18:37:19]

Why remove the typedef? Might as well have it as it's in the spec IDL.

[tbansal1, 2017/05/16 21:34:29]

Done.

 
 [
     ActiveScriptWrappable,
@@ -27,4 +28,6 @@ typedef unrestricted double Megabit;
     [RuntimeEnabled=NetInfoDownlinkMax, MeasureAs=NetInfoDownlinkMax] readonly attribute Megabit downlinkMax;
     [RuntimeEnabled=NetInfoDownlinkMax, MeasureAs=NetInfoOnChange] attribute EventHandler onchange;
     [MeasureAs=NetInfoOnTypeChange] attribute EventHandler ontypechange;
+    [RuntimeEnabled=NetInfoRtt, MeasureAs=NetInfoRtt] readonly attribute Milliseconds rtt;
+    [RuntimeEnabled=NetInfoDownlink, MeasureAs=NetInfoDownlink] readonly attribute Megabit downlink;
 };