Make the fuchsia mojo/public repo the source of truth.

mojo/public/python/c_environment.pxd

Index: mojo/public/python/c_environment.pxd
diff --git a/mojo/public/python/c_environment.pxd b/mojo/public/python/c_environment.pxd
deleted file mode 100644
index 950dc04552b08d5fffd35ec0d7e672f6ddf8b2da..0000000000000000000000000000000000000000
--- a/mojo/public/python/c_environment.pxd
+++ /dev/null
@@ -1,30 +0,0 @@
-# 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.
-
-# distutils: language = c++
-
-from libc.stdint cimport int64_t, intptr_t, uint32_t, uint64_t
-
-cimport c_async_waiter
-
-
-cdef extern from "mojo/public/cpp/bindings/callback.h" nogil:
-  cdef cppclass CClosure "mojo::Callback<void()>":
-    CClosure()
-
-
-cdef extern from "mojo/public/python/src/python_system_helper.h" \
-    namespace "mojo::python" nogil:
-  cdef CClosure BuildClosure(object)
-  cdef c_async_waiter.PythonAsyncWaiter* NewAsyncWaiter()
-
-
-cdef extern from "mojo/public/cpp/utility/run_loop.h" nogil:
-  cdef cppclass CRunLoop "mojo::RunLoop":
-    CRunLoop()
-    void Run() except *
-    void RunUntilIdle() except *
-    void Quit()
-    void PostDelayedTask(CClosure&, int64_t)
-  cdef CRunLoop CRunLoopCurrent "mojo::RunLoop::current"()