[MacViews] Implemented text context menu

ui/strings/ui_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- This file contains definitions of resources that will be translated for
 each locale. Specifically, these are UI strings that are used by app/ that
 need to be translated for each locale.-->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <!-- TODO add each of your output files.  Modify the three below, and add
@@ skipping 277 matching lines @@
         Select Folder to Upload
       </message>
 
       <if expr="is_macosx">
         <message name="IDS_SELECT_FOLDER_BUTTON_TITLE" desc="The name of the Select button in the folder selection dialog.">
           Select
         </message>
         <message name="IDS_SELECT_UPLOAD_FOLDER_BUTTON_TITLE" desc="The name of the Select button in the folder selection dialog for uploading.">
           Upload
         </message>
+
+         <!-- Edit::Speech submenu -->
+        <message name="IDS_SPEECH_MAC" desc="The Mac menu item for the 'Speech' submenu in the edit and context menu. To translate, launch /Applications/TextEdit.app in an appropriately localized version of OS X, open the Edit menu and use the translation from there.">
+          Speech
+        </message>
+        <message name="IDS_SPEECH_START_SPEAKING_MAC" desc="The Mac menu item for the 'Start Speaking' item from the 'Speech' submenu in edit and context menu. To translate, launch /Applications/TextEdit.app in an appropriately localized version of OS X, open the Edit menu and use the translation from there.">
+          Start Speaking
+        </message>
+        <message name="IDS_SPEECH_STOP_SPEAKING_MAC" desc="The Mac menu item for the 'Stop Speaking' item from the 'Speech' submenu in edit and context menu. To translate, launch /Applications/TextEdit.app in an appropriately localized version of OS X, open the Edit menu and use the translation from there.">
+          Stop Speaking
+        </message>
       </if>
 
       <!-- File chooser dialog default titles (only used on Linux) -->
       <message name="IDS_SELECT_FOLDER_DIALOG_TITLE" desc="The default title for the Select Folder file chooser dialog.">
         Select Folder
       </message>
       <message name="IDS_SAVE_AS_DIALOG_TITLE" desc="The default title for the Save As file chooser dialog.">
         Save File
       </message>
       <message name="IDS_OPEN_FILE_DIALOG_TITLE" desc="The default title for the Open File file chooser dialog (single file).">
@@ skipping 315 matching lines @@
       </message>
       <message name="IDS_APP_LIST_SPEECH_HINT_TEXT" desc="The text label in the speech recognition UI to ask the user to speak the search query">
         Speak now
       </message>
       <message name="IDS_APP_LIST_SPEECH_NETWORK_ERROR_HINT_TEXT" desc="The text label in the speech recognition UI to show the speech recognition can't start because of network error.">
         No internet connection
       </message>
     </messages>
   </release>
 </grit>