glsl: Remove unused method ir_variable::component_slots

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

src/glsl/ir.cpp

@@ -1353,14 +1353,6 @@ ir_variable::interpolation_string() const
 }
 
 
-unsigned
-ir_variable::component_slots() const
-{
-   /* FINISHME: Sparsely accessed arrays require fewer slots. */
-   return this->type->component_slots();
-}
-
-
 ir_function_signature::ir_function_signature(const glsl_type *return_type)
    : return_type(return_type), is_defined(false), _function(NULL)
 {

src/glsl/ir.h

@@ -292,14 +292,6 @@ public:
     */
    const char *interpolation_string() const;
 
-   /**
-    * Calculate the number of slots required to hold this variable
-    *
-    * This is used to determine how many uniform or varying locations a variable
-    * occupies.  The count is in units of floating point components.
-    */
-   unsigned component_slots() const;
-
    /**
     * Delcared name of the variable
     */