Rolling back r8466. 

Not reviewed.


git-svn-id: http://skia.googlecode.com/svn/trunk@8467 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/gl/GrGLProgram.h b/src/gpu/gl/GrGLProgram.h
index 4b5dfea..27b6f80 100644
--- a/src/gpu/gl/GrGLProgram.h
+++ b/src/gpu/gl/GrGLProgram.h
@@ -60,23 +60,18 @@
     GrGLuint programID() const { return fProgramID; }
 
     /**
-     * Some GL state that is relevant to programs is not stored per-program. In particular color
-     * and coverage attributes can be global state. This struct is read and updated by 
-     * GrGLProgram::setColor and GrGLProgram::setCoverage to allow us to avoid setting this state 
-     * redundantly.
+     * Some GL state that is relevant to programs is not stored per-program. In particular vertex
+     * attributes are global state. This struct is read and updated by GrGLProgram::setData to
+     * allow us to avoid setting this state redundantly.
      */
     struct SharedGLState {
         GrColor fConstAttribColor;
-        int     fConstAttribColorIndex;
         GrColor fConstAttribCoverage;
-        int     fConstAttribCoverageIndex;
 
         SharedGLState() { this->invalidate(); }
         void invalidate() {
             fConstAttribColor = GrColor_ILLEGAL;
-            fConstAttribColorIndex = -1;
             fConstAttribCoverage = GrColor_ILLEGAL;
-            fConstAttribCoverageIndex = -1;
         }
     };