Plumb PipelineLayouts down to SpirvRoutine

This initializes arrays to hold the descriptor sets in the routine. Nothing uses this yet.

Bug: b/126330097
Change-Id: If052d0b93e62e4f32e88ed02f9bc21f4203587f5
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/25553
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Ben Clayton <bclayton@google.com>
diff --git a/src/Pipeline/VertexRoutine.cpp b/src/Pipeline/VertexRoutine.cpp
index c4e5db5..df2c813 100644
--- a/src/Pipeline/VertexRoutine.cpp
+++ b/src/Pipeline/VertexRoutine.cpp
@@ -24,8 +24,12 @@
 
 namespace sw
 {
-	VertexRoutine::VertexRoutine(const VertexProcessor::State &state, SpirvShader const *spirvShader)
-		: state(state),
+	VertexRoutine::VertexRoutine(
+			const VertexProcessor::State &state,
+			vk::PipelineLayout const *pipelineLayout,
+			SpirvShader const *spirvShader)
+		: routine(pipelineLayout),
+		  state(state),
 		  spirvShader(spirvShader)
 	{
 	  	spirvShader->emitProlog(&routine);