Retry D3DCompile with different compile settings if it fails. Now also tries with D3DCOMPILE_AVOID_FLOW_CONTROL, and D3DCOMPILE_PREFER_FLOW_CONTROL. Review URL: https://codereview.appspot.com/6593069 git-svn-id: https://angleproject.googlecode.com/svn/trunk@1289 736b8ea6-26fd-11df-bfd4-992fa37f6226