Adds a modal dialog implementation of the settings reset prompt.

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 If you update this file, be sure also to update google_chrome_strings.grd. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       output_all_resource_defines="false" source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
@@ skipping 759 matching lines @@
         </message>
       </if>
 
       <!-- Settings reset prompt dialog messages -->
       <message name="IDS_SETTINGS_RESET_PROMPT_TITLE" desc="The title for the settings reset dialog. The dialog alerts users that some of their settings may be unwanted and asks if they want to restore some of their settings to their original default values.">
         Chromium has detected potentially unwanted settings
       </message>
       <message name="IDS_SETTINGS_RESET_PROMPT_EXPLANATION_FOR_MULTIPLE_SETTINGS" desc="Text shown in the settings reset dialog explaining that some of the user's settings may have been modified by unwanted software or extensions.">
         The following Chromium settings may have been modified by unwanted software or extensions:
       </message>
-      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_SEARCH_ENGINE" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their search engine.">
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_SEARCH_ENGINE_NO_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their search engine.">
         Do you want to restore Chromium's default search engine?
       </message>
-      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_STARTUP_PAGE" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their startup page.">
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_SEARCH_ENGINE_ONE_EXTENSION" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their search engine.">
+        Do you want to restore Chromium's default search engine? This will also disable one extension.
+      </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_SEARCH_ENGINE_MULTIPLE_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their search engine.">
+        Do you want to restore Chromium's default search engine? This will also disable <ph name="NUM_EXTENSIONS">$1<ex>3</ex></ph> extensions.
+      </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_STARTUP_PAGE_NO_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their startup page.">
         Do you want to restore Chromium's default startup page?
       </message>
-      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_HOMEPAGE" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their homepage.">
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_STARTUP_PAGE_ONE_EXTENSION" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their startup page.">
+        Do you want to restore Chromium's default startup page? This will also disable one extension.
+      </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_STARTUP_PAGE_MULTIPLE_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their startup page.">
+        Do you want to restore Chromium's default startup page? This will also disable <ph name="NUM_EXTENSIONS">$1<ex>3</ex></ph> extensions.
+      </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_HOMEPAGE_NO_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their homepage.">
         Do you want to restore Chromium's default homepage?
       </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_HOMEPAGE_ONE_EXTENSION" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their homepage.">
+        Do you want to restore Chromium's default homepage? This will also disable one extension.
+      </message>
+      <message name="IDS_SETTINGS_RESET_PROMPT_ACTION_EXPLANATION_FOR_HOMEPAGE_MULTIPLE_EXTENSIONS" desc="The settings reset dialog asks users if they want to restore some of their settings to their original default values. This text is shown at the bottom of the dialog when asking if the user wants to reset their homepage.">
+        Do you want to restore Chromium's default homepage? This will also disable <ph name="NUM_EXTENSIONS">$1<ex>3</ex></ph> extensions.
+      </message>
 
       <!-- Sync/sign-in error messages -->
       <if expr="not chromeos">
         <message name="IDS_SYNC_PASSPHRASE_ERROR_BUBBLE_VIEW_MESSAGE" desc="Message in the sync error bubble view when the user needs to update their sync passphrase.">
           Chromium could not sync your data. Please update your Sync passphrase.
         </message>
         <message name="IDS_SYNC_SIGN_IN_ERROR_BUBBLE_VIEW_MESSAGE" desc="Message in the sign-in error bubble view when the user's sign-in credentials are out of date.">
           Chromium could not sync your data because your account sign-in details are out of date.
         </message>
         <message name="IDS_SYNC_UNAVAILABLE_ERROR_BUBBLE_VIEW_MESSAGE" desc="Message in the sign-in error bubble view when sync is not available for their domain.">
@@ skipping 457 matching lines @@
         <message name="IDS_WIN10_WELCOME_PIN_SUBHEADING" desc="A subheading on a section which gives instructions on how to pin Chromium to the Windows 10 taskbar.">
           Pin Chromium to your taskbar
         </message>
         <message name="IDS_WIN10_WELCOME_SELECT" desc="An instruction asking the user to select Chromium from an external list of apps.">
           Select <ph name="SMALL_PRODUCT_LOGO">&lt;div class="logo-small"&gt;&lt;/div&gt;</ph> <ph name="BEGIN_BOLD">&lt;strong&gt;</ph>Chromium<ph name="END_BOLD">&lt;/strong&gt;</ph>
         </message>
       </if>
     </messages>
   </release>
 </grit>