Minor infrastructure changes, to simplify an upcoming check in:

- print out block member types when printing a block (makes all test results change)
 - const versions of all intermediate.h type-identification methods
 - layoutSlotLocation -> layoutLocation

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24664 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/baseResults/100scope.vert.out

@@ -107,12 +107,12 @@ ERROR: node is still EOpNull!
 0:60            'x' (highp int)
 0:68      Sequence
 0:68        Sequence
-0:68          move second child to first child (structure{x})
-0:68            'S' (structure{x})
+0:68          move second child to first child (structure{highp int x})
+0:68            'S' (structure{highp int x})
 0:68            Constant:
 0:68              0 (const int)
 0:69        x: direct index for structure (highp int)
-0:69          'S' (structure{x})
+0:69          'S' (structure{highp int x})
 0:69          Constant:
 0:69            0 (const int)
 0:73      Constant:
@@ -120,7 +120,7 @@ ERROR: node is still EOpNull!
 0:?   Linker Objects
 0:?     'b' (bool)
 0:?     'tan' (highp float)
-0:?     's' (smooth out structure{f})
+0:?     's' (smooth out structure{highp float f})
 
 
 Linked vertex stage: