Experimental: text editor

Proof of principle of a text editor written with Skia & SkShaper.

(Work In Progress)

Bug: skia:9020
Change-Id: I4fb837b719bc42fab8d8bdce2ca68fb9c1829d21
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/210381
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
diff --git a/BUILD.gn b/BUILD.gn
index 92ab115..20293b7 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -2453,4 +2453,16 @@
       ]
     }
   }
+
+  test_app("editor") {
+    is_shared_library = is_android
+    sources = [
+      "experimental/editor/editor_application.cpp",
+    ]
+    deps = [
+      ":sk_app",
+      ":skia",
+      "modules/skshaper",
+    ]
+  }
 }