Add PyMemoryView_FromMemory() to whatsnew/3.3.

Doc/c-api/memoryview.rst

@@ -25,6 +25,8 @@ any other object.
    Create a memoryview object using *mem* as the underlying buffer.
    *flags* can be one of :c:macro:`PyBUF_READ` or :c:macro:`PyBUF_WRITE`.
 
+   .. versionadded:: 3.3
+
 .. c:function:: PyObject *PyMemoryView_FromBuffer(Py_buffer *view)
 
    Create a memoryview object wrapping the given buffer structure *view*.

Doc/whatsnew/3.3.rst

@@ -906,6 +906,10 @@ Build and C API Changes
 
 Changes to Python's build process and to the C API include:
 
+* New :pep:`3118` related function:
+
+  * :c:func:`PyMemoryView_FromMemory`
+
 * The :pep:`393` added new Unicode types, macros and functions:
 
   * High-level API: