GrGLProgramStage Renaming Part 3

s/GLProgramStage/GLEffect
minor whitespace/spelling fixup

R=robertphillips@google.com
Review URL: https://codereview.appspot.com/6767054

git-svn-id: http://skia.googlecode.com/svn/trunk@6095 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/gl/GrGLEffect.h b/src/gpu/gl/GrGLEffect.h
index 06dfad7..5ac4f3c 100644
--- a/src/gpu/gl/GrGLEffect.h
+++ b/src/gpu/gl/GrGLEffect.h
@@ -5,8 +5,8 @@
  * found in the LICENSE file.
  */
 
-#ifndef GrGLProgramStage_DEFINED
-#define GrGLProgramStage_DEFINED
+#ifndef GrGLEffect_DEFINED
+#define GrGLEffect_DEFINED
 
 #include "GrAllocator.h"
 #include "GrEffect.h"
@@ -25,7 +25,7 @@
     must have a function:
         static inline StageKey GenKey(const GrEffect&, const GrGLCaps&)
     that is used to implement a program cache. When two GrEffects produce the same key this means
-    that their GrGLProgramStages would emit the same GLSL code.
+    that their GrGLEffects would emit the same GLSL code.
 
     These objects are created by the factory object returned by the GrEffect::getFactory().
 */