Attempt to disable tab_capture_end2end_tests on the trybots.

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 8e54d5edb58e330a3a7a9d49d7b2a37f6377b3bd..9d026ee2bcb6c0f1cbe96e68ef6b03f934cb1107 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -1136,12 +1136,17 @@ if (!is_android) {
     ]
   }
 
-  # TODO(GYP_GONE): Delete this after we've converted everything to GN.
-  # This target exist only for compatibility w/ GYP.
+  # TODO(dpranke), TODO(crbug.com/714336): tab_capture_end2end_tests
+  # is really just browser_tests with some different flags. Figure out
+  # what the right way to run this is given the different ways to
+  # configure things in the //testing/buildbot/*.json files, here,
+  # gn_isolate_map.pyl, and mb.py. There's too many knobs and the interaction
+  # is strange and unclear at this point. For now, I *think* this will just
+  # have the effect of disabling the test in analyze. :(.
   group("tab_capture_end2end_tests") {
     testonly = true
     deps = [
-      ":browser_tests",
+      # ":browser_tests",
     ]
   }
 }