Separate SwipeRefreshHandler and ContentViewCore

ui/android/BUILD.gn

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/rules.gni")
 import("//testing/test.gni")
 
 assert(is_android)
 
 component("android") {
@@ skipping 58 matching lines @@
   ]
 
   deps = [
     "//ui/android",
     "//ui/display",
   ]
 }
 
 generate_jni("ui_android_jni_headers") {
   sources = [
+    "../../chrome/android/java/src/org/chromium/chrome/browser/SwipeRefreshHandler.java",

[boliu, 2016/12/01 00:01:57]

should not include code from other components

in this case, I think you need to move OverscrollRefreshHandler from content/ to
ui/, and use that to generate bindings

     "java/src/org/chromium/ui/base/ViewAndroidDelegate.java",
     "java/src/org/chromium/ui/base/WindowAndroid.java",
     "java/src/org/chromium/ui/display/DisplayAndroidManager.java",
     "java/src/org/chromium/ui/resources/ResourceManager.java",
   ]
   jni_package = "ui_android"
 }
 
 java_cpp_enum("java_enums_srcjar") {
   sources = [
@@ skipping 138 matching lines @@
 junit_binary("ui_junit_tests") {
   java_files = [ "junit/src/org/chromium/ui/text/SpanApplierTest.java" ]
   deps = [
     "//base:base_java",
     "//ui/android:ui_java",
   ]
 }
 
 test("ui_android_unittests") {
   sources = [
-    "overscroll_refresh_unittest.cc",
     "resources/resource_manager_impl_unittest.cc",
     "run_all_unittests.cc",
   ]
   deps = [
     ":android",
     ":java_enums_srcjar",
     ":ui_java",
     "//base",
     "//base/test:test_support",
     "//cc",
     "//cc:test_support",
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
     "//ui/base",
     "//ui/gfx",
     "//ui/resources:ui_test_pak",
   ]
 }