Add isolate files for Android tests

webrtc/api/api_tests.gyp

Index: webrtc/api/api_tests.gyp
diff --git a/webrtc/api/api_tests.gyp b/webrtc/api/api_tests.gyp
index e66fa7f7d2facce652330c54d67b7f1323ad9b0d..0d08e7ff6ec16bd4fef29ffcdea6391d3d5c1a9d 100644
--- a/webrtc/api/api_tests.gyp
+++ b/webrtc/api/api_tests.gyp
@@ -43,7 +43,7 @@
         'peerconnectionendtoend_unittest.cc',
         'peerconnectionfactory_unittest.cc',
         'peerconnectioninterface_unittest.cc',
-	'proxy_unittest.cc',
+        'proxy_unittest.cc',
         'rtpsenderreceiver_unittest.cc',
         'statscollector_unittest.cc',
         'test/fakeaudiocapturemodule.cc',
@@ -181,6 +181,27 @@
           ],
         },
       ],
+      'conditions': [
+        ['test_isolation_mode != "noop"',
+          {
+            'targets': [
+              {
+                'target_name': 'peerconnection_unittests_apk_run',
+                'type': 'none',
+                'dependencies': [
+                  '<(apk_tests_path):peerconnection_unittests_apk',
+                ],
+                'includes': [
+                  '../build/isolate.gypi',
+                ],
+                'sources': [
+                  'peerconnection_unittests_apk.isolate',
+                ],
+              },
+            ]
+          }
+        ],
+      ],
     }],  # OS=="android"
     ['test_isolation_mode != "noop"', {
       'targets': [