Link binaries targeting iOS simulator to the appropriate ASan dynamic runtime.

testing/gtest.gyp

Index: testing/gtest.gyp
diff --git a/testing/gtest.gyp b/testing/gtest.gyp
index 486f3e774d6de9cf600e0b61c6cfac95b5a69abc..24feec6120a6a4f4695afb6a2b6ea3f40f684d30 100644
--- a/testing/gtest.gyp
+++ b/testing/gtest.gyp
@@ -105,30 +105,6 @@
             ],
           },
         }],
-        ['OS=="ios" and asan==1', {
-          'direct_dependent_settings': {
-            'target_conditions': [
-              # Package the ASan runtime dylib into the test app bundles.
-              ['_type=="executable"', {
-                'postbuilds': [
-                  {
-                    'variables': {
-                      # Define copy_asan_dylib_path in a variable ending in
-                      # _path so that gyp understands it's a path and
-                      # performs proper relativization during dict merging.
-                      'copy_asan_dylib_path':
-                        '<(DEPTH)/build/mac/copy_asan_runtime_dylib.sh',
-                    },
-                    'postbuild_name': 'Copy ASan runtime dylib',
-                    'action': [
-                      '>(copy_asan_dylib_path)',
-                    ],
-                  },
-                ],
-              }],
-            ],
-          },
-        }],
         ['os_posix == 1', {
           'defines': [
             # gtest isn't able to figure out when RTTI is disabled for gcc