Made gl_tests, angle_unittests, and gles2_conform_test depend on base…

….isolate.

These executables are failing on Windows in Debug mode, very likely
because they're missing the Visual Studio runtime DLLs.

BUG=378021
TBR=maruel@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/302003006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@273800 0039d316-1c4b-4281-b951-d872f2087c98

chrome/angle.isolate

@@ -2,6 +2,9 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
+  'includes': [
+    '../base/base.isolate',
+  ],
   'conditions': [
     ['OS=="win"', {
       'variables': {

chrome/angle_unittests.isolate

@@ -2,6 +2,9 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
+  'includes': [
+    '../base/base.isolate',
+  ],
   'conditions': [
     ['OS=="android" or OS=="linux" or OS=="mac" or OS=="win"', {
       'variables': {