Make setBlender the real name

Change-Id: Ifd590a3653760c5d3967c0b1bcf00d0be1a7658f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/424396
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
Auto-Submit: Mike Reed <reed@google.com>
diff --git a/include/core/SkPaint.h b/include/core/SkPaint.h
index 03d94f4..a3d590e 100644
--- a/include/core/SkPaint.h
+++ b/include/core/SkPaint.h
@@ -479,6 +479,7 @@
     void setColorFilter(sk_sp<SkColorFilter> colorFilter);
 
     /** DEPRECATED
+     *  Use asBlendMode() instead.
      *
      *  This attempts to inspect the current blender, and if it claims to be equivalent to
      *  one of the predefiend SkBlendMode enums, returns that mode. If the blender does not,
@@ -486,10 +487,16 @@
      */
     SkBlendMode getBlendMode() const;
 
+    /** If the current blender can be represented as a SkBlendMode enum, this returns that
+     *  enum in the optional's value(). If it cannot, then the returned optional does not
+     *  contain a value.
+     */
     skstd::optional<SkBlendMode> asBlendMode() const;
 
     /** Returns true iff the current blender claims to be equivalent to SkBlendMode::kSrcOver.
-    */
+     *
+     *  Also returns true of the current blender is nullptr.
+     */
     bool isSrcOver() const;
 
     /** Helper method for calling setBlender().
@@ -499,23 +506,32 @@
     void setBlendMode(SkBlendMode mode);
 
     /** Returns the user-supplied blend function, if one has been set.
-        Does not alter SkBlender's SkRefCnt.
-
-        @return  the SkBlender assigned to this paint, otherwise nullptr
-    */
+     *  Does not alter SkBlender's SkRefCnt.
+     *
+     *  A nullptr blender signifies the default SrcOver behavior.
+     *
+     *  @return  the SkBlender assigned to this paint, otherwise nullptr
+     */
     SkBlender* getBlender() const { return fBlender.get(); }
 
     /** Returns the user-supplied blend function, if one has been set.
-        Increments the SkBlender's SkRefCnt by one.
-
-        @return  the SkBlender assigned to this paint, otherwise nullptr
-    */
+     *  Increments the SkBlender's SkRefCnt by one.
+     *
+     *  A nullptr blender signifies the default SrcOver behavior.
+     *
+     *  @return  the SkBlender assigned to this paint, otherwise nullptr
+     */
     sk_sp<SkBlender> refBlender() const;
 
     /** Sets the current blender, increasing its refcnt, and if a blender is already
      *  present, decreasing that object's refcnt.
+     *
+     *  A nullptr blender signifies the default SrcOver behavior.
+     *
+     *  For convenience, you can call setBlendMode() if the blend effect can be expressed
+     *  as one of those values.
      */
-    void experimental_setBlender(sk_sp<SkBlender> blend);
+    void setBlender(sk_sp<SkBlender> blender);
 
     /** Returns SkPathEffect if set, or nullptr.
         Does not alter SkPathEffect SkRefCnt.
diff --git a/src/core/SkPaint.cpp b/src/core/SkPaint.cpp
index cf8f691..3b0cb1b 100644
--- a/src/core/SkPaint.cpp
+++ b/src/core/SkPaint.cpp
@@ -168,12 +168,11 @@
 }
 
 void SkPaint::setBlendMode(SkBlendMode mode) {
-    this->experimental_setBlender(mode == SkBlendMode::kSrcOver ? nullptr
-                                                                : SkBlender::Mode(mode));
+    this->setBlender(mode == SkBlendMode::kSrcOver ? nullptr : SkBlender::Mode(mode));
 }
 
-void SkPaint::experimental_setBlender(sk_sp<SkBlender> blend) {
-    fBlender = std::move(blend);
+void SkPaint::setBlender(sk_sp<SkBlender> blender) {
+    fBlender = std::move(blender);
 }
 
 void SkPaint::setStrokeWidth(SkScalar width) {
@@ -369,7 +368,7 @@
         paint->setMaskFilter(buffer.readMaskFilter());
         paint->setColorFilter(buffer.readColorFilter());
         paint->setImageFilter(buffer.readImageFilter());
-        paint->experimental_setBlender(buffer.readBlender());
+        paint->setBlender(buffer.readBlender());
     }
 
     if (!buffer.validate(safe)) {
diff --git a/tests/SkRuntimeEffectTest.cpp b/tests/SkRuntimeEffectTest.cpp
index 13fb550..2d90943 100644
--- a/tests/SkRuntimeEffectTest.cpp
+++ b/tests/SkRuntimeEffectTest.cpp
@@ -415,7 +415,7 @@
 
         SkCanvas* canvas = fSurface->getCanvas();
         SkPaint paint;
-        paint.experimental_setBlender(std::move(blender));
+        paint.setBlender(std::move(blender));
         paint.setColor(SK_ColorGRAY);
 
         paint_canvas(canvas, &paint, preTestCallback);