Added isolates for remaining tests on GPU bots.

chrome/gles2_conform_test.isolate

+# Copyright 2013 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.
+{
+  'conditions': [
+    # TODO(kbr): add Android when these tests are run on those bots.
+    ['OS=="linux" or OS=="mac" or OS=="win"', {
+      'variables': {
+        'command': [
+          '<(PRODUCT_DIR)/gles2_conform_test<(EXECUTABLE_SUFFIX)',
+        ],
+        'isolate_dependency_tracked': [
+          '<(PRODUCT_DIR)/gles2_conform_test<(EXECUTABLE_SUFFIX)',
+          '../gpu/gles2_conform_support/gles2_conform_test_expectations.txt',
+        ],
+      },
+    }],
+    # .isolate format doesn't support nested conditions.
+    ['(OS=="linux" or OS=="mac" or OS=="win") and internal_gles2_conform_tests==1', {
+      'variables': {
+        'isolate_dependency_tracked': [
+          '<(PRODUCT_DIR)/gles2_conform_test_windowless<(EXECUTABLE_SUFFIX)',
+          # Could add gles2_conform_test_angle or
+          # gles2_conform_test_chromeos if the bots were testing those.
+        ],
+        'isolate_dependency_untracked': [
+          '../third_party/gles2_conform/GTF_ES/',
+        ],
+      },
+    }],
+    # This no-op branch should not be necessary but seems to be.

[M-A Ruel, 2014/01/07 00:31:46]

What happened otherwise? I consider this a bug in isolate.py if it is needed.

[Ken Russell (switch to Gerrit), 2014/01/07 00:42:54]

Issue 331957 filed about the error which occurs if it isn't present.

+    ['(OS=="linux" or OS=="mac" or OS=="win") and internal_gles2_conform_tests==0', {
+      'variables': {
+        'isolate_dependency_tracked': [
+        ],
+      },
+    }],
+  ],
+}