It is allowed to copy a SAFEARRAY with a NULL pvData, as long as
cbElements is non-zero. Add a test for this and fix the safe array
code.

CreateErrorInfo isn't a stub so don't print this in the trace
message.

Add const attributes to parameters for several functions and fix up
some formatting.

OleTranslateColor isn't a stub so don't print ":stub" in the trace
message.

Don't dereference a possible NULL pointer.

Also use the specified access rights in the open_token request.

Always release nsIWebBrowserSetup.

Start to add support for DirectX 8 vertex shaders, constants and
registers are now correctly assigned and loaded allowing support for
most basic d3d8 shaders.

The BytesRead parameter passed to ReadFile may never be NULL.

On Win9x,ME RegCreateKeyEx ignores the backslash character if the
subkey begins with one. With a regression test.