Re-enable the ANGLE dEQP tests on Linux on the GPU FYI waterfall

testing/buildbot/gn_isolate_map.pyl

 ## Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # gn_isolate_map.pyl - A mapping of Ninja build target names to GN labels and
 # test type classifications for the tests that are run on the bots.
 #
 # This mapping is used by MB so that we can uniformly refer to test binaries
 # by their Ninja target names in the recipes and not need to worry about how
 # they are referred to in GN or GYP specifically (the GYP target name is pretty
@@ skipping 20 matching lines @@
 #  "unknown"
 #  : (the default), which indicates that we don't know what the command line
 #    needs to be (this is a fatal error).
 
 {
   "accessibility_unittests":  {
     "label": "//ui/accessibility:accessibility_unittests",
     "type": "raw",
     "args": [],
   },
+  "angle_deqp_gles2_tests": {
+    "label": "//third_party/angle/src/tests:angle_deqp_gles2_tests",

[Ken Russell (switch to Gerrit), 2016/02/03 00:50:29]

These targets are only defined conditionally. Will this present any problems on
bots where they are undefined?

[Ken Russell (switch to Gerrit), 2016/02/03 00:50:55]

To answer my own question, I guess we'll find out via the CQ.

+    "type": "raw",
+    "args": [],
+  },
+  "angle_deqp_gles3_tests": {
+    "label": "//third_party/angle/src/tests:angle_deqp_gles3_tests",
+    "type": "raw",
+    "args": [],
+  },
   "angle_end2end_tests": {
     "label": "//third_party/angle/src/tests:angle_end2end_tests",
     "type": "raw",
     "args": [],
   },
   "angle_unittests": {
     "label": "//third_party/angle/src/tests:angle_unittests",
     "type": "raw",
     "args": [],
   },
@@ skipping 434 matching lines @@
   },
   "wm_unittests": {
     "label": "//ui/wm:wm_unittests",
     "type": "windowed_test_launcher",
   },
   "wtf_unittests": {
     "label": "//third_party/WebKit/Source/wtf:wtf_unittests",
     "type": "console_test_launcher",
   },
 }