Allow origin trials to be enabled by script

third_party/WebKit/LayoutTests/VirtualTestSuites

Index: third_party/WebKit/LayoutTests/VirtualTestSuites
diff --git a/third_party/WebKit/LayoutTests/VirtualTestSuites b/third_party/WebKit/LayoutTests/VirtualTestSuites
index 4e935cf220efc50b8ac8b998f503b36275693c88..32470172151fbb341566a6e687cb86ff65500718 100644
--- a/third_party/WebKit/LayoutTests/VirtualTestSuites
+++ b/third_party/WebKit/LayoutTests/VirtualTestSuites
@@ -104,6 +104,17 @@
     "args": ["--stable-release-mode"]
   },
   {
+    "prefix": "stable",
+    "base": "http/tests/origin_trials/webexposed",
+    "args": ["--stable-release-mode"]
+  },
+  {
+    "prefix": "origin-trials-features-disabled",
+    "base": "http/tests/origin_trials/webexposed",
+    "args": ["--disable-blink-features=ForeignFetch,ImageCapture,LinkServiceWorker,LongTaskObserver,ServiceWorkerNavigationPreload,SetRootScroller,WebUSB,WebVR,WebShare",

[iclelland, 2017/01/26 20:14:11]

This is a big list, and updating it unfortunately is going to have to be part of
the integration docs now. Do you have any idea what it would take to make this a
single command-line flag to disable all origin trial features?

[chasej, 2017/01/27 17:22:36]

It should be straight-forward to add a new flag. Logged crbug.com/685788 to
track it.

+             "--disable-features=ForeignFetch,ImageCapture,LinkServiceWorker,LongTaskObserver,ServiceWorkerNavigationPreload,SetRootScroller,WebUSB,WebVR,WebShare"]
+  },
+  {
     "prefix": "android",
     "base": "fullscreen",
     "args": ["--enable-threaded-compositing",