SkBool8 -> bool to suppress warning (verbal LGTM from TomH)


git-svn-id: http://skia.googlecode.com/svn/trunk@4121 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/effects/GrGradientEffects.cpp b/src/gpu/effects/GrGradientEffects.cpp
index 892c2ed..b1bf82f 100644
--- a/src/gpu/effects/GrGradientEffects.cpp
+++ b/src/gpu/effects/GrGradientEffects.cpp
@@ -109,7 +109,7 @@
 
     GrScalar fCachedCenter;
     GrScalar fCachedRadius;
-    SkBool8  fCachedPosRoot;
+    bool     fCachedPosRoot;
 
     // @}