Added layout tests for mixed content autoupgrade.

Added layout tests that verify experiment functionality for blockable,
optionally blockable, and all mixed content.

Change-Id: I2f8496308ecfc0ad53d50ab102e474b7946aee36
Reviewed-on: https://chromium-review.googlesource.com/c/1259466
Commit-Queue: Carlos IL <[email protected]>
Reviewed-by: Mike West <[email protected]>
Cr-Commit-Position: refs/heads/master@{#597640}
diff --git a/third_party/WebKit/LayoutTests/VirtualTestSuites b/third_party/WebKit/LayoutTests/VirtualTestSuites
index bebf54bc..d3b07ed8 100644
--- a/third_party/WebKit/LayoutTests/VirtualTestSuites
+++ b/third_party/WebKit/LayoutTests/VirtualTestSuites
@@ -770,6 +770,21 @@
     "args": ["--enable-blink-features=DisplayLocking"]
   },
   {
+    "prefix" : "autoupgrade-optionally-blockable-mixed-content",
+    "base": "http/tests/mixed-autoupgrade/optionally",
+    "args": ["--enable-features=AutoupgradeMixedContent<AU --force-fieldtrials=AU/G1 --force-fieldtrial-params=AU.G1:mode/optionally-blockable"]
+  },
+  {
+    "prefix" : "autoupgrade-blockable-mixed-content",
+    "base": "http/tests/mixed-autoupgrade/blockable",
+    "args": ["--enable-features=AutoupgradeMixedContent<AU --force-fieldtrials=AU/G1 --force-fieldtrial-params=AU.G1:mode/blockable"]
+  },
+  {
+    "prefix" : "autoupgrade-all-mixed-content",
+    "base": "http/tests/mixed-autoupgrade/all",
+    "args": ["--enable-features=AutoupgradeMixedContent"]
+  },
+  {
     "prefix": "webgl-extra-video-texture-metadata",
     "base": "fast/webgl/video-metadata",
     "args": ["--enable-blink-features=ExtraWebGLVideoTextureMetadata"]