[WIP][DO NOT LAND] Componentize spellcheck

components/spellcheck/renderer/BUILD.gn

+# Copyright 2016 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.
+
+source_set("renderer") {
+  sources = [
+    "custom_dictionary_engine.cc",
+    "custom_dictionary_engine.h",
+    "hunspell_engine.cc",
+    "hunspell_engine.h",
+    "platform_spelling_engine.cc",
+    "platform_spelling_engine.h",
+    "spellcheck.cc",
+    "spellcheck.h",
+    "spellcheck_language.cc",
+    "spellcheck_language.h",
+    "spellcheck_provider.cc",
+    "spellcheck_provider.h",
+    "spellcheck_worditerator.cc",
+    "spellcheck_worditerator.h",
+    "spelling_engine.h",
+  ]
+
+  if (is_android) {
+    sources -= [
+      "hunspell_engine.cc",
+      "hunspell_engine.h",
+    ]
+  }
+
+  deps = [
+#    "//base",
+    "//third_party/icu",
+    "//third_party/WebKit/public:blink",
+  ]
+}
+
+source_set("unit_tests") {
+  testonly = true
+  sources = [
+    "spellcheck_provider_test.cc",
+    "spellcheck_provider_test.h",
+    "custom_dictionary_engine_unittest.cc",
+    "spellcheck_multilingual_unittest.cc",
+    "spellcheck_provider_hunspell_unittest.cc",
+    "spellcheck_provider_mac_unittest.cc",
+    "spellcheck_worditerator_unittest.cc",
+    "spellcheck_unittest.cc",
+  ]
+  
+  deps = [
+    ":renderer",
+    "//testing/gtest",
+  ]
+}