wined3d: Remove sampled_format from IWineD3DBaseShaderClass, it isn't used anywhere.

dlls/wined3d/arb_program_shader.c

@@ -807,7 +807,6 @@ static void shader_arb_color_correction(const SHADER_OPCODE_ARG* arg)
     if(!recorded) {
         shader->baseShader.sampled_samplers[shader->baseShader.num_sampled_samplers] = sampler_idx;
         shader->baseShader.num_sampled_samplers++;
-        shader->baseShader.sampled_format[sampler_idx] = conversion_group;
     }
 
     pshader_get_register_name(arg->shader, arg->dst, reg);

dlls/wined3d/glsl_shader.c

@@ -1228,7 +1228,6 @@ static void shader_glsl_color_correction(const SHADER_OPCODE_ARG *arg)
     if(!recorded) {
         shader->baseShader.sampled_samplers[shader->baseShader.num_sampled_samplers] = sampler_idx;
         shader->baseShader.num_sampled_samplers++;
-        shader->baseShader.sampled_format[sampler_idx] = conversion_group;
     }
 
     switch(fmt) {

dlls/wined3d/wined3d_private.h

@@ -2132,12 +2132,6 @@ typedef struct IWineD3DBaseShaderClass
     struct list constantsI;
     shader_reg_maps reg_maps;
 
-    /* Pixel formats of sampled textures, for format conversion. This
-     * represents the formats found during compilation, it is not initialized
-     * on the first parser pass. It is needed to check if the shader
-     * needs recompilation to adjust the format conversion
-     */
-    WINED3DFORMAT       sampled_format[MAX_COMBINED_SAMPLERS];
     UINT                sampled_samplers[MAX_COMBINED_SAMPLERS];
     UINT                num_sampled_samplers;