[core] refactor program object creation

1 files changed, 6 insertions, 8 deletions

diff --git a/src/mbgl/gfx/context.hpp b/src/mbgl/gfx/context.hpp
index 118df30a26..53cd318642 100644
--- a/src/mbgl/gfx/context.hpp
+++ b/src/mbgl/gfx/context.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <mbgl/gfx/backend.hpp>
 #include <mbgl/gfx/renderbuffer.hpp>
 #include <mbgl/gfx/command_encoder.hpp>
 #include <mbgl/gfx/draw_scope.hpp>
@@ -17,12 +18,11 @@ class OffscreenTexture;
 
 class Context {
 protected:
-    Context(ContextType type_, uint32_t maximumVertexBindingCount_)
-        : backend(type_), maximumVertexBindingCount(maximumVertexBindingCount_) {
+    Context(uint32_t maximumVertexBindingCount_)
+        : maximumVertexBindingCount(maximumVertexBindingCount_) {
     }
 
 public:
-    const ContextType backend;
     static constexpr const uint32_t minimumRequiredVertexBindingCount = 8;
     const uint32_t maximumVertexBindingCount;
     bool supportsHalfFloatTextures = false;
@@ -80,11 +80,9 @@ protected:
 
 public:
     template <typename Name>
-    std::unique_ptr<Program<Name>> createProgram(const ProgramParameters&);
-
-private:
-    template <typename Backend, typename Name>
-    std::unique_ptr<Program<Name>> createProgram(const ProgramParameters&);
+    std::unique_ptr<Program<Name>> createProgram(const ProgramParameters& programParameters) {
+        return Backend::Create<Program<Name>, const ProgramParameters&>(programParameters);
+    }
 
 public:
     virtual std::unique_ptr<CommandEncoder> createCommandEncoder() = 0;