Remove shadersupport caps bit

Review URL: http://codereview.appspot.com/5528076/



git-svn-id: http://skia.googlecode.com/svn/trunk@3015 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 49b94c3..96d9fc6 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -856,8 +856,7 @@
 #endif
     SkMaskFilter::BlurInfo info;
     SkMaskFilter::BlurType blurType = filter->asABlur(&info);
-    if (SkMaskFilter::kNone_BlurType == blurType ||
-        !context->supportsShaders()) {
+    if (SkMaskFilter::kNone_BlurType == blurType) {
         return false;
     }
     SkScalar radius = info.fIgnoreTransform ? info.fRadius