mesa: Use realloc() instead of _mesa_realloc() and remove the latter.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>

src/gallium/state_trackers/glx/xlib/glx_api.c

@@ -248,8 +248,7 @@ save_glx_visual( Display *dpy, XVisualInfo *vinfo,
        */
       xmvis->vishandle = vinfo;
       /* Allocate more space for additional visual */
-      VisualTable = (XMesaVisual *) _mesa_realloc( VisualTable, 
-                                   sizeof(XMesaVisual) * NumVisuals, 
+      VisualTable = (XMesaVisual *) realloc( VisualTable,
                                    sizeof(XMesaVisual) * (NumVisuals + 1));
       /* add xmvis to the list */
       VisualTable[NumVisuals] = xmvis;

src/mesa/drivers/x11/fakeglx.c

@@ -326,8 +326,7 @@ save_glx_visual( Display *dpy, XVisualInfo *vinfo,
        */
       xmvis->vishandle = vinfo;
       /* Allocate more space for additional visual */
-      VisualTable = (XMesaVisual *) _mesa_realloc( VisualTable, 
-                                   sizeof(XMesaVisual) * NumVisuals, 
+      VisualTable = (XMesaVisual *) realloc( VisualTable,
                                    sizeof(XMesaVisual) * (NumVisuals + 1));
       /* add xmvis to the list */
       VisualTable[NumVisuals] = xmvis;

src/mesa/main/imports.c

@@ -209,20 +209,6 @@ _mesa_align_realloc(void *oldBuffer, size_t oldSize, size_t newSize,
 #endif
 }
 
-
-
-/** Reallocate memory */
-void *
-_mesa_realloc(void *oldBuffer, size_t oldSize, size_t newSize)
-{
-   const size_t copySize = (oldSize < newSize) ? oldSize : newSize;
-   void *newBuffer = malloc(newSize);
-   if (newBuffer && oldBuffer && copySize > 0)
-      memcpy(newBuffer, oldBuffer, copySize);
-   free(oldBuffer);
-   return newBuffer;
-}
-
 /*@}*/
 
 

src/mesa/main/imports.h

@@ -473,9 +473,6 @@ _mesa_exec_malloc( GLuint size );
 extern void 
 _mesa_exec_free( void *addr );
 
-extern void *
-_mesa_realloc( void *oldBuffer, size_t oldSize, size_t newSize );
-
 
 #ifndef FFS_DEFINED
 #define FFS_DEFINED 1

src/mesa/main/shaderapi.c

@@ -272,9 +272,8 @@ attach_shader(struct gl_context *ctx, GLuint program, GLuint shader)
 
    /* grow list */
    shProg->Shaders = (struct gl_shader **)
-      _mesa_realloc(shProg->Shaders,
-                    n * sizeof(struct gl_shader *),
-                    (n + 1) * sizeof(struct gl_shader *));
+      realloc(shProg->Shaders,
+              (n + 1) * sizeof(struct gl_shader *));
    if (!shProg->Shaders) {
       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAttachShader");
       return;

src/mesa/program/prog_instruction.c

@@ -90,9 +90,8 @@ _mesa_realloc_instructions(struct prog_instruction *oldInst,
    struct prog_instruction *newInst;
 
    newInst = (struct prog_instruction *)
-      _mesa_realloc(oldInst,
-                    numOldInst * sizeof(struct prog_instruction),
-                    numNewInst * sizeof(struct prog_instruction));
+      realloc(oldInst,
+              numNewInst * sizeof(struct prog_instruction));
 
    return newInst;
 }

src/mesa/program/prog_parameter.c

@@ -121,9 +121,8 @@ _mesa_add_parameter(struct gl_program_parameter_list *paramList,
 
       /* realloc arrays */
       paramList->Parameters = (struct gl_program_parameter *)
-	 _mesa_realloc(paramList->Parameters,
-		       oldNum * sizeof(struct gl_program_parameter),
-		       paramList->Size * sizeof(struct gl_program_parameter));
+         realloc(paramList->Parameters,
+                 paramList->Size * sizeof(struct gl_program_parameter));
 
       paramList->ParameterValues = (gl_constant_value (*)[4])
          _mesa_align_realloc(paramList->ParameterValues,         /* old buf */