[TTS] Gather surrounding text on Tap before any UX.

chrome/browser/BUILD.gn

 # Copyright 2014 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/chrome_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 2951 matching lines @@
       "android/contextualsearch/contextual_search_delegate.cc",
       "android/contextualsearch/contextual_search_delegate.h",
       "android/contextualsearch/contextual_search_field_trial.cc",
       "android/contextualsearch/contextual_search_field_trial.h",
       "android/contextualsearch/contextual_search_manager.cc",
       "android/contextualsearch/contextual_search_manager.h",
       "android/contextualsearch/contextual_search_tab_helper.cc",
       "android/contextualsearch/contextual_search_tab_helper.h",
       "android/contextualsearch/resolved_search_term.cc",
       "android/contextualsearch/resolved_search_term.h",
+      "android/contextualsearch/search_action.cc",
+      "android/contextualsearch/search_action.h",
       "android/cookies/cookies_fetcher.cc",
       "android/cookies/cookies_fetcher.h",
       "android/data_usage/data_use_matcher.cc",
       "android/data_usage/data_use_matcher.h",
       "android/data_usage/data_use_tab_helper.cc",
       "android/data_usage/data_use_tab_helper.h",
       "android/data_usage/data_use_tab_model.cc",
       "android/data_usage/data_use_tab_model.h",
       "android/data_usage/data_use_tab_ui_manager_android.cc",
       "android/data_usage/data_use_tab_ui_manager_android.h",
@@ skipping 761 matching lines @@
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/ReaderModeSceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/SceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/StaticTabSceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/TabListSceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/TabStripSceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/ToolbarSceneLayer.java",
       "../android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuHelper.java",
       "../android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuParams.java",
       "../android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchManager.java",
       "../android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchTabHelper.java",
+      "../android/java/src/org/chromium/chrome/browser/contextualsearch/action/SearchAction.java",
       "../android/java/src/org/chromium/chrome/browser/cookies/CookiesFetcher.java",
       "../android/java/src/org/chromium/chrome/browser/database/SQLiteCursor.java",
       "../android/java/src/org/chromium/chrome/browser/datausage/DataUseTabUIManager.java",
       "../android/java/src/org/chromium/chrome/browser/datausage/ExternalDataUseObserver.java",
       "../android/java/src/org/chromium/chrome/browser/document/DocumentWebContentsDelegate.java",
       "../android/java/src/org/chromium/chrome/browser/dom_distiller/DomDistillerServiceFactory.java",
       "../android/java/src/org/chromium/chrome/browser/dom_distiller/DomDistillerTabUtils.java",
       "../android/java/src/org/chromium/chrome/browser/dom_distiller/DomDistillerUIUtils.java",
       "../android/java/src/org/chromium/chrome/browser/download/ChromeDownloadDelegate.java",
       "../android/java/src/org/chromium/chrome/browser/download/DownloadController.java",
@@ skipping 492 matching lines @@
   # linking all of the test support.
   static_library("pepper_cdm_test_constants") {
     testonly = true
     visibility = [ "//chrome/*" ]
     sources = [
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }