This is needed to allow us to claim vs_2_0 support with plain
GL_ARB_vertex_program. vs_2_0 allows loops without breaks.

Although these formats aren't lockable, we still explicitly set the initial
surface data when creating the texture. Unfortunately that means we'll need
the conversion functions, even though all they'll ever convert will be zeroes.

comdlg32: Delay setting the initial size of resizable file dialog until the CDN_INITDONE notification has been processed.