Revert of Linux sandbox: add sandbox_linux_unittests.isolate...

Revert of Linux sandbox: add sandbox_linux_unittests.isolate (https://codereview.chromium.org/340523006/)

Reason for revert:
Breaking linux_chromium_clang_dbg 

[7609/24970 | 449.637] SOLINK lib/libmojo_launcher.so
FAILED: cd ../../sandbox; python ../tools/isolate_driver.py check --isolated "../out/Debug/sandbox_linux_unittests.isolated" --isolate "linux/sandbox_linux_unittests.isolate" --path-variable DEPTH .. --path-variable PRODUCT_DIR "../out/Debug " --extra-variable "version_full=37.0.2056.0" --config-variable "OS=linux" --config-variable "chromeos=0" --config-variable "component=shared_library" --config-variable "internal_gles2_conform_tests=0" --config-variable "icu_use_data_file_flag=1" --config-variable "libpeer_target_type=static_library" --config-variable "use_openssl=0" --ignore_broken_items
Traceback (most recent call last):
  File "../tools/isolate_driver.py", line 279, in <module>
    sys.exit(main())
  File "../tools/isolate_driver.py", line 269, in main
    create_wrapper(args, isolate, isolated)
  File "../tools/isolate_driver.py", line 194, in create_wrapper
    assert os.path.basename(isolate) == isolate, isolate
AssertionError: linux/sandbox_linux_unittests.isolate
ninja: build stopped: subcommand failed.


Original issue's description:
> Linux sandbox: add sandbox_linux_unittests.isolate
> 
> BUG=384514
> NOTRY=true
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=277867

TBR=nodir@chromium.org,vadimsh@chromium.org,maruel@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=384514

Review URL: https://codereview.chromium.org/339183007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@277875 0039d316-1c4b-4281-b951-d872f2087c98

sandbox/linux/sandbox_linux.gypi

@@ -344,23 +344,5 @@
         }
       ],
     }],
-    ['test_isolation_mode != "noop"', {
-      'targets': [
-        {
-          'target_name': 'sandbox_linux_unittests_run',
-          'type': 'none',
-          'dependencies': [
-            'sandbox_linux_unittests',
-          ],
-          'includes': [
-            '../../build/isolate.gypi',
-            'sandbox_linux_unittests.isolate',
-          ],
-          'sources': [
-            'sandbox_linux_unittests.isolate',
-          ],
-        },
-      ],
-    }],
   ],
 }

sandbox/linux/sandbox_linux_unittests.isolate

-# Copyright 2014 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': [
-    ['OS=="android" or OS=="linux"', {
-      'variables': {
-        'command': [
-          '<(PRODUCT_DIR)/sandbox_linux_unittests',
-        ],
-        'isolate_dependency_tracked': [
-          '<(PRODUCT_DIR)/sandbox_linux_unittests',
-        ],
-        'read_only': 1,
-      },
-    }],
-  ],
-  'includes': [
-    # This is needed because of base/ dependencies on
-    # icudtl.dat.
-    '../../base/base.isolate',
-  ],
-}