Fix glGetActiveUniform for samplers
TRAC #13522
Original patch by Jim Hauxwell, fixed for full test suite conformance.
Signed-off-by: Daniel Koch

Author:    Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/trunk@421 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/utilities.cpp b/src/libGLESv2/utilities.cpp
index d85d090..d0fe398 100644
--- a/src/libGLESv2/utilities.cpp
+++ b/src/libGLESv2/utilities.cpp
@@ -25,6 +25,8 @@
       case GL_BOOL:
       case GL_FLOAT:
       case GL_INT:
+      case GL_SAMPLER_2D:
+      case GL_SAMPLER_CUBE:
           return 1;
       case GL_BOOL_VEC2:
       case GL_FLOAT_VEC2:
@@ -68,6 +70,8 @@
       case GL_FLOAT_MAT4:
           return GL_FLOAT;
       case GL_INT:
+      case GL_SAMPLER_2D:
+      case GL_SAMPLER_CUBE:
       case GL_INT_VEC2:
       case GL_INT_VEC3:
       case GL_INT_VEC4: