Reland of [2] of "switch colorfilters to sk_sp (patchset #11 id:200001 of https://codereview.chromium.o… (patchset #1 id:1 of https://codereview.chromium.org/1821103004/ )

Reason for revert:
guard has now landed in chrome

Original issue's description:
> Revert of Revert[2] of "switch colorfilters to sk_sp (patchset #11 id:200001 of https://codereview.chromium.o… (patchset #3 id:40001 of https://codereview.chromium.org/1825073002/ )
>
> Reason for revert:
> CreateModeFilter not compiling
>
> Original issue's description:
> > Revert[2] of "switch colorfilters to sk_sp (patchset #11 id:200001 of https://codereview.chromium.org/1822623002/ )"
> >
> > Fixed legacy withColorFilter to call new(er) make method
> >
> > This reverts commit 1eb81db650d31f50be67b12d60c4f9e7dd08432f.
> >
> > BUG=skia:
> > GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1825073002
> >
> > TBR=
> >
> > Committed: https://skia.googlesource.com/skia/+/4c9776b046dd5e9e46e2d1ce35154855c8fcb381
>
> TBR=
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/d6889293dd0942f27f9593f679722c956831f2c4

TBR=
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=skia:

Review URL: https://codereview.chromium.org/1827433002
diff --git a/tools/debugger/SkDrawCommand.cpp b/tools/debugger/SkDrawCommand.cpp
index 5bacf02..5dc6079 100644
--- a/tools/debugger/SkDrawCommand.cpp
+++ b/tools/debugger/SkDrawCommand.cpp
@@ -1159,11 +1159,10 @@
                                            SkPaint* target) {
     if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER)) {
         Json::Value jsonColorFilter = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER];
-        SkColorFilter* colorFilter = (SkColorFilter*) load_flattenable(jsonColorFilter, 
-                                                                       urlDataManager);
+        sk_sp<SkColorFilter> colorFilter((SkColorFilter*)load_flattenable(jsonColorFilter,
+                                                                          urlDataManager));
         if (colorFilter != nullptr) {
             target->setColorFilter(colorFilter);
-            colorFilter->unref();
         }
     }
 }