Remove requirement that mojo::Environment be instantiated.

mojo/public/cpp/bindings/tests/connector_unittest.cc

Index: mojo/public/cpp/bindings/tests/connector_unittest.cc
diff --git a/mojo/public/cpp/bindings/tests/connector_unittest.cc b/mojo/public/cpp/bindings/tests/connector_unittest.cc
index a0fafd4f2ca849938630369c6e771bbb941cc671..7d49d731fd50d18da9e63b430fe2b9b6bf3c78d9 100644
--- a/mojo/public/cpp/bindings/tests/connector_unittest.cc
+++ b/mojo/public/cpp/bindings/tests/connector_unittest.cc
@@ -10,7 +10,6 @@
 #include "mojo/public/cpp/bindings/lib/connector.h"
 #include "mojo/public/cpp/bindings/lib/message_builder.h"
 #include "mojo/public/cpp/bindings/tests/message_queue.h"
-#include "mojo/public/cpp/environment/environment.h"
 #include "mojo/public/cpp/environment/logging.h"
 #include "mojo/public/cpp/system/macros.h"
 #include "mojo/public/cpp/utility/run_loop.h"
@@ -45,7 +44,6 @@ class ConnectorTest : public testing::Test {
   ScopedMessagePipeHandle handle1_;
 
  private:
-  Environment env_;
   RunLoop loop_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(ConnectorTest);