intial phase 1 subsytem split

apps/LoopThroughWithOpenGLCompositing/gl/shader/ShaderBuildQueue.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "RuntimeSnapshotProvider.h"
 #include "ShaderTypes.h"
 
 #include <condition_variable>
@@ -9,8 +10,6 @@
 #include <thread>
 #include <vector>
 
-class RuntimeHost;
-
 struct PreparedLayerShader
 {
 	RuntimeRenderState state;
@@ -29,7 +28,7 @@ struct PreparedShaderBuild
 class ShaderBuildQueue
 {
 public:
-	explicit ShaderBuildQueue(RuntimeHost& runtimeHost);
+	explicit ShaderBuildQueue(RuntimeSnapshotProvider& runtimeSnapshotProvider);
 	~ShaderBuildQueue();
 
 	ShaderBuildQueue(const ShaderBuildQueue&) = delete;
@@ -43,7 +42,7 @@ private:
 	void WorkerLoop();
 	PreparedShaderBuild Build(uint64_t generation, unsigned outputWidth, unsigned outputHeight);
 
-	RuntimeHost& mRuntimeHost;
+	RuntimeSnapshotProvider& mRuntimeSnapshotProvider;
 	std::thread mWorkerThread;
 	std::mutex mMutex;
 	std::condition_variable mCondition;