[TTS] Add a Java Context linked to existing native

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 3964 matching lines @@
       "../android/java/src/org/chromium/chrome/browser/compositor/layouts/content/TabContentManager.java",
       "../android/java/src/org/chromium/chrome/browser/compositor/scene_layer/ContextualSearchSceneLayer.java",
       "../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/ContextualSearchContext.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/CtrSuppression.java",
       "../android/java/src/org/chromium/chrome/browser/cookies/CookiesFetcher.java",
       "../android/java/src/org/chromium/chrome/browser/crash/MinidumpUploadService.java",
       "../android/java/src/org/chromium/chrome/browser/customtabs/ResourcePrefetchPredictor.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",
@@ skipping 564 matching lines @@
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }
 
 service_manifest("preferences_manifest") {
   name = "preferences"
   source = "prefs/preferences_manifest.json"
 }