glsl: Rename remaining internal builtins from gl_MESA* to gl_*MESA.

This matches the usual convention for extension builtin variables.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
diff --git a/src/glsl/builtin_variables.h b/src/glsl/builtin_variables.h
index d25bbf4..237b361 100644
--- a/src/glsl/builtin_variables.h
+++ b/src/glsl/builtin_variables.h
@@ -103,8 +103,8 @@
    { ir_var_uniform, -1, "gl_LightModelParameters", "gl_LightModel"},
 
    /* Mesa-internal ATI_envmap_bumpmap state. */
-   { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix0"},
-   { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix1"},
-   { ir_var_uniform, -1, "vec4", "gl_MESAFogParamsOptimized"},
+   { ir_var_uniform, -1, "vec2", "gl_BumpRotMatrix0MESA"},
+   { ir_var_uniform, -1, "vec2", "gl_BumpRotMatrix1MESA"},
+   { ir_var_uniform, -1, "vec4", "gl_FogParamsOptimizedMESA"},
 };
 
diff --git a/src/glsl/ir_variable.cpp b/src/glsl/ir_variable.cpp
index 8337e15..1ee84d2 100644
--- a/src/glsl/ir_variable.cpp
+++ b/src/glsl/ir_variable.cpp
@@ -166,15 +166,15 @@
    {NULL, {STATE_NORMAL_SCALE}, SWIZZLE_XXXX},
 };
 
-static struct gl_builtin_uniform_element gl_MESABumpRotMatrix0_elements[] = {
+static struct gl_builtin_uniform_element gl_BumpRotMatrix0MESA_elements[] = {
    {NULL, {STATE_INTERNAL, STATE_ROT_MATRIX_0}, SWIZZLE_XYZW},
 };
 
-static struct gl_builtin_uniform_element gl_MESABumpRotMatrix1_elements[] = {
+static struct gl_builtin_uniform_element gl_BumpRotMatrix1MESA_elements[] = {
    {NULL, {STATE_INTERNAL, STATE_ROT_MATRIX_1}, SWIZZLE_XYZW},
 };
 
-static struct gl_builtin_uniform_element gl_MESAFogParamsOptimized_elements[] = {
+static struct gl_builtin_uniform_element gl_FogParamsOptimizedMESA_elements[] = {
    {NULL, {STATE_INTERNAL, STATE_FOG_PARAMS_OPTIMIZED}, SWIZZLE_XYZW},
 };
 
@@ -289,9 +289,9 @@
    STATEVAR(gl_NormalMatrix),
    STATEVAR(gl_NormalScale),
 
-   STATEVAR(gl_MESABumpRotMatrix0),
-   STATEVAR(gl_MESABumpRotMatrix1),
-   STATEVAR(gl_MESAFogParamsOptimized),
+   STATEVAR(gl_BumpRotMatrix0MESA),
+   STATEVAR(gl_BumpRotMatrix1MESA),
+   STATEVAR(gl_FogParamsOptimizedMESA),
    STATEVAR(gl_CurrentAttribVertMESA),
    STATEVAR(gl_CurrentAttribFragMESA),
 
diff --git a/src/mesa/main/ff_fragment_shader.cpp b/src/mesa/main/ff_fragment_shader.cpp
index 3e449b0..b550071 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -1137,8 +1137,8 @@
    ir_variable *rot_mat_0_var, *rot_mat_1_var;
    ir_dereference_variable *rot_mat_0, *rot_mat_1;
 
-   rot_mat_0_var = p->shader->symbols->get_variable("gl_MESABumpRotMatrix0");
-   rot_mat_1_var = p->shader->symbols->get_variable("gl_MESABumpRotMatrix1");
+   rot_mat_0_var = p->shader->symbols->get_variable("gl_BumpRotMatrix0MESA");
+   rot_mat_1_var = p->shader->symbols->get_variable("gl_BumpRotMatrix1MESA");
    rot_mat_0 = new(p->mem_ctx) ir_dereference_variable(rot_mat_0_var);
    rot_mat_1 = new(p->mem_ctx) ir_dereference_variable(rot_mat_1_var);
 
@@ -1229,7 +1229,7 @@
    temp = new(p->mem_ctx) ir_dereference_variable(fog_result);
    fragcolor = new(p->mem_ctx) ir_swizzle(temp, 0, 1, 2, 3, 3);
 
-   oparams = p->shader->symbols->get_variable("gl_MESAFogParamsOptimized");
+   oparams = p->shader->symbols->get_variable("gl_FogParamsOptimizedMESA");
    fogcoord = p->shader->symbols->get_variable("gl_FogFragCoord");
    params = p->shader->symbols->get_variable("gl_Fog");
    f = new(p->mem_ctx) ir_dereference_variable(fogcoord);