Make SkImageFilter methods const.
SkImageFilter had some non-const methods that could all be made const.
This is a first step towards making SkImageFilter immutable.
BUG=skia:2097
R=mtklein@google.com, reed@google.com, robertphillips@google.com
Author: dominikg@chromium.org
Review URL: https://codereview.chromium.org/148883011
git-svn-id: http://skia.googlecode.com/svn/trunk@13330 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkTileImageFilter.cpp b/src/effects/SkTileImageFilter.cpp
index f0b7fda..f17e2ea 100644
--- a/src/effects/SkTileImageFilter.cpp
+++ b/src/effects/SkTileImageFilter.cpp
@@ -17,7 +17,7 @@
#include "SkValidationUtils.h"
bool SkTileImageFilter::onFilterImage(Proxy* proxy, const SkBitmap& src, const SkMatrix& ctm,
- SkBitmap* dst, SkIPoint* offset) {
+ SkBitmap* dst, SkIPoint* offset) const {
SkBitmap source = src;
SkImageFilter* input = getInput(0);
SkIPoint srcOffset = SkIPoint::Make(0, 0);