DevTools: create test infrastructure so devtools drives the test

third_party/WebKit/Source/devtools/front_end/sdk/Connections.js

Index: third_party/WebKit/Source/devtools/front_end/sdk/Connections.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sdk/Connections.js b/third_party/WebKit/Source/devtools/front_end/sdk/Connections.js
index 987f68a141e2f2545453ec5cb0b26f2b03a7b23c..b3fe94239235bf00a508ee712143664ae94d3c47 100644
--- a/third_party/WebKit/Source/devtools/front_end/sdk/Connections.js
+++ b/third_party/WebKit/Source/devtools/front_end/sdk/Connections.js
@@ -211,6 +211,9 @@ SDK.StubConnection = class {
    * @param {string} message
    */
   _respondWithError(message) {
+    if (Host.isUnderTest())

[dgozman, 2017/06/19 22:55:52]

Why this?

[chenwilliam, 2017/06/19 23:48:18]

I accidentally ran unit tests w/ integration test (see earlier comment).
removed.

+      return;
+
     var messageObject = JSON.parse(message);
     var error = {
       message: 'This is a stub connection, can\'t dispatch message.',