stop using bitmap-filter flags outside of paint itself, as a step towards really changing them into an enum

BUG=

Review URL: https://codereview.chromium.org/19825002

git-svn-id: http://skia.googlecode.com/svn/trunk@10240 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkLayerDrawLooper.cpp b/src/effects/SkLayerDrawLooper.cpp
index 401bea4..998c4bc 100644
--- a/src/effects/SkLayerDrawLooper.cpp
+++ b/src/effects/SkLayerDrawLooper.cpp
@@ -269,8 +269,7 @@
             bool needSeparator = false;
             SkAddFlagToString(str, SkToBool(SkPaint::kAntiAlias_Flag & rec->fInfo.fFlagsMask),
                               "AntiAlias", &needSeparator);
-            SkAddFlagToString(str, SkToBool(SkPaint::kFilterBitmap_Flag & rec->fInfo.fFlagsMask),
-                              "FilterBitmap", &needSeparator);
+//            SkAddFlagToString(str, SkToBool(SkPaint::kFilterBitmap_Flag & rec->fInfo.fFlagsMask), "FilterBitmap", &needSeparator);
             SkAddFlagToString(str, SkToBool(SkPaint::kDither_Flag & rec->fInfo.fFlagsMask),
                               "Dither", &needSeparator);
             SkAddFlagToString(str, SkToBool(SkPaint::kUnderlineText_Flag & rec->fInfo.fFlagsMask),