Remove Mojo bindings environment.

testing/buildbot/chromium.memory.fyi.json

 {
   "Chromium Linux Builder (valgrind)": {
     "additional_compile_targets": [
       "base_unittests",
       "components_unittests",
       "content_unittests",
       "crypto_unittests",
       "device_unittests",
       "display_unittests",
       "extensions_unittests",
@@ skipping 261 matching lines @@
       "jingle_unittests",
       "libaddressinput_unittests",
       "libphonenumber_unittests",
       "keyboard_unittests",
       "media_unittests",
       "midi_unittests",
       "mojo_system_unittests",
       "mojo_public_system_unittests",
       "mojo_public_utility_unittests",
       "mojo_public_bindings_unittests",
-      "mojo_public_environment_unittests",
       "mojo_common_unittests",
       "net_unittests",
       "printing_unittests",
       "remoting_unittests",
       "sql_unittests",
       "unit_tests",
       "url_unittests"
     ]
   },
   "Chromium Windows Builder (DrMemory)": {
@@ skipping 18 matching lines @@
       "device_unittests",
       "jingle_unittests",
       "gcm_unit_tests",
       "gpu_unittests",
       "content_unittests",
       "cacheinvalidation_unittests",
       "mojo_system_unittests",
       "mojo_public_system_unittests",
       "mojo_public_utility_unittests",
       "mojo_public_bindings_unittests",
-      "mojo_public_environment_unittests",
       "mojo_common_unittests",
       "cast_unittests",
       "cc_unittests",
       "chrome_elf_unittests",
       "chromedriver_unittests",
       "compositor_unittests",
       "courgette_unittests",
       "display_unittests",
       "extensions_unittests",
       "events_unittests",
@@ skipping 197 matching lines @@
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mojo_public_bindings_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
-        "test": "mojo_public_environment_unittests"
-      },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
         "test": "mojo_public_system_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mojo_public_utility_unittests"
       },
       {
         "test": "mojo_system_unittests"
@@ skipping 276 matching lines @@
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mojo_public_bindings_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
-        "test": "mojo_public_environment_unittests"
-      },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
         "test": "mojo_public_system_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mojo_public_utility_unittests"
       },
       {
         "test": "mojo_system_unittests"
@@ skipping 1251 matching lines @@
   },
   "Windows Unit (DrMemory full) (1)": {
     "gtest_tests": [
       {
         "test": "mojo_common_unittests"
       },
       {
         "test": "mojo_public_bindings_unittests"
       },
       {
-        "test": "mojo_public_environment_unittests"
-      },
-      {
         "test": "mojo_public_system_unittests"
       },
       {
         "test": "mojo_public_utility_unittests"
       },
       {
         "test": "mojo_system_unittests"
       },
       {
         "shard_index": 0,
@@ skipping 274 matching lines @@
       {
         "test": "midi_unittests"
       },
       {
         "test": "mojo_common_unittests"
       },
       {
         "test": "mojo_public_bindings_unittests"
       },
       {
-        "test": "mojo_public_environment_unittests"
-      },
-      {
         "test": "mojo_public_system_unittests"
       },
       {
         "test": "mojo_public_utility_unittests"
       },
       {
         "test": "mojo_system_unittests"
       },
       {
         "test": "net_unittests"
@@ skipping 113 matching lines @@
       {
         "test": "midi_unittests"
       },
       {
         "test": "mojo_common_unittests"
       },
       {
         "test": "mojo_public_bindings_unittests"
       },
       {
-        "test": "mojo_public_environment_unittests"
-      },
-      {
         "test": "mojo_public_system_unittests"
       },
       {
         "test": "mojo_public_utility_unittests"
       },
       {
         "test": "mojo_system_unittests"
       },
       {
         "test": "net_unittests"
       },
       {
         "test": "printing_unittests"
       },
       {
         "test": "remoting_unittests"
       },
       {
         "test": "sql_unittests"
       },
       {
         "test": "unit_tests"
       },
       {
         "test": "url_unittests"
       }
     ]
   }
 }