Use the ProgramBinary's serial to track changed D3D9 shaders instead of the Program's

Trac #21270
Bug=351
Signed-off-by: Nicolas Capens

This is necessary since the shaders can change every time a new ProgramBinary is created
(eg when re-linking or loading a new binary).



git-svn-id: http://angleproject.googlecode.com/svn/trunk@1233 736b8ea6-26fd-11df-bfd4-992fa37f6226
2 files changed