remove legacy ifdef wrapping fast blur

BUG=skia:
R=robertphillips@google.com

Author: humper@google.com

Review URL: https://codereview.chromium.org/192833002

git-svn-id: http://skia.googlecode.com/svn/trunk@13722 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkBlurMaskFilter.cpp b/src/effects/SkBlurMaskFilter.cpp
index 7a20295..5fc5ccc 100644
--- a/src/effects/SkBlurMaskFilter.cpp
+++ b/src/effects/SkBlurMaskFilter.cpp
@@ -354,11 +354,7 @@
     return kTrue_FilterReturn;
 }
 
-#ifdef SK_IGNORE_FAST_RECT_BLUR
-SK_CONF_DECLARE( bool, c_analyticBlurNinepatch, "mask.filter.analyticNinePatch", false, "Use the faster analytic blur approach for ninepatch rects" );
-#else
 SK_CONF_DECLARE( bool, c_analyticBlurNinepatch, "mask.filter.analyticNinePatch", true, "Use the faster analytic blur approach for ninepatch rects" );
-#endif
 
 SkMaskFilter::FilterReturn
 SkBlurMaskFilterImpl::filterRectsToNine(const SkRect rects[], int count,