Moved all HLSL-related code from ProgramBinary to DynamicHLSL.

DynamicHLSL encapsulates all HLSL generation we need outside the
the shader translator, such as for linking between input and output
stages and point sprite geometry shaders.

BUG=angle:560
Change-Id: Ib5079aa102000a7c37b166bcbe26b09cc82f8932
Reviewed-on: https://chromium-review.googlesource.com/185191
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
10 files changed