Fix debug build after r7153 (removed param referenced in assertion)



git-svn-id: http://skia.googlecode.com/svn/trunk@7154 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkTwoPointConicalGradient.cpp b/src/effects/gradients/SkTwoPointConicalGradient.cpp
index ab420c6..6fab6d4 100644
--- a/src/effects/gradients/SkTwoPointConicalGradient.cpp
+++ b/src/effects/gradients/SkTwoPointConicalGradient.cpp
@@ -685,7 +685,7 @@
 /////////////////////////////////////////////////////////////////////
 
 GrEffect* SkTwoPointConicalGradient::asNewEffect(GrContext* context, const SkPaint&) const {
-    SkASSERT(NULL != context && NULL != stage);
+    SkASSERT(NULL != context);
     SkASSERT(fPtsToUnit.isIdentity());
     // invert the localM, translate to center1, rotate so center2 is on x axis.
     SkMatrix matrix;