Patch 1: Added a Chrome flag to enable Android spellchecker.

chrome/browser/about_flags.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 793 matching lines @@
      IDS_FLAGS_ENABLE_DEVTOOLS_EXPERIMENTS_NAME,
      IDS_FLAGS_ENABLE_DEVTOOLS_EXPERIMENTS_DESCRIPTION,
      kOsDesktop,
      SINGLE_VALUE_TYPE(switches::kEnableDevToolsExperiments)},
     {"silent-debugger-extension-api",
      IDS_FLAGS_SILENT_DEBUGGER_EXTENSION_API_NAME,
      IDS_FLAGS_SILENT_DEBUGGER_EXTENSION_API_DESCRIPTION,
      kOsDesktop,
      SINGLE_VALUE_TYPE(switches::kSilentDebuggerExtensionAPI)},
 #if defined(ENABLE_SPELLCHECK)
+#if defined(OS_ANDROID)
+    {"enable-android-spellchecker",
+      IDS_OPTIONS_ENABLE_SPELLCHECK,
+      IDS_OPTIONS_ENABLE_ANDROID_SPELLCHECKER_DESCRIPTION,
+      kOsAndroid,
+      SINGLE_VALUE_TYPE(switches::kEnableAndroidSpellChecker)},
+#endif
     {"spellcheck-autocorrect",
      IDS_FLAGS_SPELLCHECK_AUTOCORRECT,
      IDS_FLAGS_SPELLCHECK_AUTOCORRECT_DESCRIPTION,
      kOsWin | kOsLinux | kOsCrOS,
      SINGLE_VALUE_TYPE(switches::kEnableSpellingAutoCorrect)},
 #endif
 #if defined(ENABLE_SPELLCHECK) && \
     (defined(OS_LINUX) || defined(OS_WIN) || defined(OS_CHROMEOS))
     {"enable-multilingual-spellchecker",
      IDS_FLAGS_ENABLE_MULTILINGUAL_SPELLCHECKER_NAME,
@@ skipping 1838 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags