Reland "SkPDF: Annotations are clipped by canvas clip stack."

gm/annotated_text.cpp

Index: gm/annotated_text.cpp
diff --git a/gm/annotated_text.cpp b/gm/annotated_text.cpp
index ab7e8161268948975b72f0977fb4f9471567e6c1..7126206eeb96b344d53fd6ffc7e23cdb0616099e 100644
--- a/gm/annotated_text.cpp
+++ b/gm/annotated_text.cpp
@@ -27,7 +27,7 @@ static void draw_url_annotated_text_with_box(
 DEF_SIMPLE_GM(annotated_text, canvas, 512, 512) {
     SkAutoCanvasRestore autoCanvasRestore(canvas, true);
     canvas->clear(SK_ColorWHITE);
-    canvas->clipRect(SkRect::MakeXYWH(64, 64, 384, 384));
+    canvas->clipRect(SkRect::MakeXYWH(64, 64, 256, 256));
     canvas->clear(0xFFEEEEEE);
     SkPaint p;
     p.setTextSize(40);