Add spell checker support

Integrate chromium spell checker:
* add spellchecker and dependencies to build
* underline misspelled words in html text areas
* right-click context menu shows up to 4 options to
  correct the misspelled word
* toggle spell check from context menu
* add new qml and widget api calls to qwebengineprofile
  to enable/disable spell check, select spell check language,
  get list of supported languages/dictionaries
* register new qml spell check properties for QtWebEngine 1.3
* CONFIG+="no_spellcheck" to remove spellcheck support

Change-Id: Ie61434ab9493597d7759a6f33794f6859c4e3a4c
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@theqtcompany.com>

1 files changed, 94 insertions, 1 deletions

diff --git a/src/core/chrome_qt.gyp b/src/core/chrome_qt.gyp
index 6c8e0d4d6..626691db4 100644
--- a/src/core/chrome_qt.gyp
+++ b/src/core/chrome_qt.gyp
@@ -1,6 +1,61 @@
 {
   'variables': {
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
+    'chrome_spellchecker_sources': [
+    '<(DEPTH)/base/prefs/testing_pref_store.cc',
+    '<(DEPTH)/base/prefs/testing_pref_store.h',
+    '<(DEPTH)/chrome/browser/spellchecker/feedback.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/feedback.h',
+    '<(DEPTH)/chrome/browser/spellchecker/feedback_sender.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/feedback_sender.h',
+    '<(DEPTH)/chrome/browser/spellchecker/misspelling.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/misspelling.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_action.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_action.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_custom_dictionary.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_custom_dictionary.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_factory.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_factory.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_host_metrics.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_host_metrics.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform_mac.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_platform_mac.mm',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_service.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_service.h',
+    '<(DEPTH)/chrome/browser/spellchecker/spelling_service_client.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/spelling_service_client.h',
+    '<(DEPTH)/chrome/browser/spellchecker/word_trimmer.cc',
+    '<(DEPTH)/chrome/browser/spellchecker/word_trimmer.h',
+    '<(DEPTH)/chrome/common/common_message_generator.cc',
+    '<(DEPTH)/chrome/common/pref_names.cc',
+    '<(DEPTH)/chrome/common/pref_names.h',
+    '<(DEPTH)/chrome/common/spellcheck_bdict_language.h',
+    '<(DEPTH)/chrome/common/spellcheck_common.cc',
+    '<(DEPTH)/chrome/common/spellcheck_common.h',
+    '<(DEPTH)/chrome/common/spellcheck_marker.h',
+    '<(DEPTH)/chrome/common/spellcheck_messages.h',
+    '<(DEPTH)/chrome/common/spellcheck_result.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/custom_dictionary_engine.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/custom_dictionary_engine.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/hunspell_engine.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/hunspell_engine.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_language.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_language.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_provider.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_provider.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_worditerator.cc',
+    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_worditerator.h',
+    '<(DEPTH)/chrome/renderer/spellchecker/spelling_engine.h',
+    ]
   },
   'targets': [
     {
@@ -20,14 +75,52 @@
         '<(SHARED_INTERMEDIATE_DIR)/components/strings',
       ],
       'sources': [
+        '<(DEPTH)/chrome/browser/media/desktop_media_list.h',
         '<(DEPTH)/chrome/browser/media/desktop_streams_registry.cc',
         '<(DEPTH)/chrome/browser/media/desktop_streams_registry.h',
-        '<(DEPTH)/chrome/browser/media/desktop_media_list.h',
         '<(DEPTH)/chrome/common/chrome_switches.cc',
         '<(DEPTH)/chrome/common/chrome_switches.h',
         '<(DEPTH)/chrome/common/localized_error.cc',
         '<(DEPTH)/chrome/common/localized_error.h',
       ],
+      'conditions': [
+        ['enable_spellcheck==1', {
+          'sources': [ '<@(chrome_spellchecker_sources)' ],
+          'include_dirs': [
+          '<(chromium_src_dir)/third_party/WebKit',
+          ],
+          'dependencies': [
+          '<(chromium_src_dir)/components/components.gyp:keyed_service_content',
+          '<(chromium_src_dir)/components/components.gyp:keyed_service_core',
+          '<(chromium_src_dir)/components/components.gyp:pref_registry',
+          '<(chromium_src_dir)/components/components.gyp:user_prefs',
+          '<(chromium_src_dir)/third_party/hunspell/hunspell.gyp:hunspell',
+          '<(chromium_src_dir)/third_party/icu/icu.gyp:icui18n',
+          '<(chromium_src_dir)/third_party/icu/icu.gyp:icuuc',
+          ],
+          'defines': [
+              '__STDC_CONSTANT_MACROS',
+              '__STDC_FORMAT_MACROS',
+          ],
+          'conditions': [
+            ['OS == "win"', {
+              # crbug.com/167187 fix size_t to int truncations
+              'msvs_disabled_warnings': [4267, ],
+            }],
+            [ 'OS != "mac"', {
+              'sources/': [
+                ['exclude', '_mac\\.(cc|cpp|mm?)$'],
+              ],
+            }],
+            ['use_browser_spellchecker==0', {
+              'sources!': [
+                '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.cc',
+                '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.h',
+              ],
+            }],
+          ]
+        }],
+      ],
     },
     {
       'target_name': 'chrome_resources',