Delete redundant gpu_unittests_run target and gpu_unittests.isolate.

chrome/chrome_tests.gypi

 # 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.
 {
   'variables': {
     'chrome_browser_extensions_test_support_sources': [
       # A list of sources which is shared between different browser tests.
       'browser/apps/app_browsertest_util.cc',
       'browser/apps/app_browsertest_util.h',
       'browser/extensions/browsertest_util.cc',
@@ skipping 3154 matching lines @@
               'type': 'none',
               'dependencies': [
                 'chrome_run',
                 '../tools/telemetry/telemetry.gyp:bitmaptools#host',
                 'gpu_tests_base',
               ],
               'sources': [
                 'telemetry_gpu_test.isolate',
               ],
             },
-            {
-              'target_name': 'gpu_unittests_run',
-              'type': 'none',
-              'dependencies': [
-                '../gpu/gpu.gyp:gpu_unittests',
-                'gpu_tests_base',
-              ],
-              'sources': [
-                'gpu_unittests.isolate',
-              ],
-            },
           ],
           'conditions': [
             ['internal_gles2_conform_tests==1', {
               'targets': [
                 {
                   'target_name': 'gles2_conform_test_run',
                   'type': 'none',
                   'dependencies': [
                     '../gpu/gles2_conform_support/gles2_conform_test.gyp:gles2_conform_test',
                     'gpu_tests_base',
@@ skipping 42 matching lines @@
             ['enable_webrtc==1', {
               'dependencies': [
                 '../third_party/libjingle/libjingle.gyp:libjingle_webrtc'
               ]
             }],
           ],
         }]
     }],
   ],  # 'conditions'
 }