[Impeller] A toolkit for managed handles to Android NDK vended objects.

BUILD.gn

@@ -167,8 +167,10 @@ group("unittests") {
 
   public_deps = []
   if (is_android) {
-    public_deps +=
-        [ "//flutter/shell/platform/android:flutter_shell_native_unittests" ]
+    public_deps += [
+      "//flutter/impeller/toolkit/android:unittests",
+      "//flutter/shell/platform/android:flutter_shell_native_unittests",
+    ]
   }
 
   if (is_ios) {

ci/licenses_golden/excluded_files

@@ -200,6 +200,8 @@
 ../../../flutter/impeller/tessellator/dart/pubspec.lock
 ../../../flutter/impeller/tessellator/dart/pubspec.yaml
 ../../../flutter/impeller/tessellator/tessellator_unittests.cc
+../../../flutter/impeller/toolkit/android/README.md
+../../../flutter/impeller/toolkit/android/toolkit_android_unittests.cc
 ../../../flutter/impeller/tools/build_metal_library.py
 ../../../flutter/impeller/tools/check_licenses.py
 ../../../flutter/impeller/tools/malioc_cores.py

ci/licenses_golden/licenses_flutter

@@ -40151,6 +40151,16 @@ ORIGIN: ../../../flutter/impeller/tessellator/c/tessellator.h + ../../../flutter
 ORIGIN: ../../../flutter/impeller/tessellator/dart/lib/tessellator.dart + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/impeller/tessellator/tessellator.cc + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/impeller/tessellator/tessellator.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/hardware_buffer.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/hardware_buffer.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/native_window.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/native_window.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/proc_table.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/proc_table.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/surface_control.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/surface_control.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/surface_transaction.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/impeller/toolkit/android/surface_transaction.h + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/impeller/toolkit/egl/config.cc + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/impeller/toolkit/egl/config.h + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/impeller/toolkit/egl/context.cc + ../../../flutter/LICENSE
@@ -43008,6 +43018,16 @@ FILE: ../../../flutter/impeller/tessellator/c/tessellator.h
 FILE: ../../../flutter/impeller/tessellator/dart/lib/tessellator.dart
 FILE: ../../../flutter/impeller/tessellator/tessellator.cc
 FILE: ../../../flutter/impeller/tessellator/tessellator.h
+FILE: ../../../flutter/impeller/toolkit/android/hardware_buffer.cc
+FILE: ../../../flutter/impeller/toolkit/android/hardware_buffer.h
+FILE: ../../../flutter/impeller/toolkit/android/native_window.cc
+FILE: ../../../flutter/impeller/toolkit/android/native_window.h
+FILE: ../../../flutter/impeller/toolkit/android/proc_table.cc
+FILE: ../../../flutter/impeller/toolkit/android/proc_table.h
+FILE: ../../../flutter/impeller/toolkit/android/surface_control.cc
+FILE: ../../../flutter/impeller/toolkit/android/surface_control.h
+FILE: ../../../flutter/impeller/toolkit/android/surface_transaction.cc
+FILE: ../../../flutter/impeller/toolkit/android/surface_transaction.h
 FILE: ../../../flutter/impeller/toolkit/egl/config.cc
 FILE: ../../../flutter/impeller/toolkit/egl/config.h
 FILE: ../../../flutter/impeller/toolkit/egl/context.cc

fml/BUILD.gn

@@ -185,8 +185,6 @@ source_set("fml") {
       "platform/android/jni_weak_ref.h",
       "platform/android/message_loop_android.cc",
       "platform/android/message_loop_android.h",
-      "platform/android/ndk_helpers.cc",
-      "platform/android/ndk_helpers.h",
       "platform/android/paths_android.cc",
       "platform/android/paths_android.h",
       "platform/android/scoped_java_ref.cc",