Add toString methods to SkImageFilter-derived classes

This isn't definitive but at least makes something show up in the debugger.

Review URL: https://codereview.chromium.org/789163006

1 files changed, 1 insertions, 0 deletions

diff --git a/src/core/SkPaint.cpp b/src/core/SkPaint.cpp
index 2aadce1d0a..f1d5ab6468 100644
--- a/src/core/SkPaint.cpp
+++ b/src/core/SkPaint.cpp
@@ -2160,6 +2160,7 @@ void SkPaint::toString(SkString* str) const {
     SkImageFilter* imageFilter = this->getImageFilter();
     if (imageFilter) {
         str->append("<dt>ImageFilter:</dt><dd>");
+        imageFilter->toString(str);
         str->append("</dd>");
     }