InlineEdit: Add Sublime Text keymap

Sublime Text keymap has been available since CodeMirror 4.0. This change
enables using it in the EditScreen.

Change-Id: I34e82fceb9502405d8d03a6c6117d4900d08248e

Documentation/rest-api-accounts.txt

@@ -1814,7 +1814,7 @@ CodeMirror themes are supported. Light themes `DEFAULT`, `ECLIPSE`,
 `ELEGANT`, `NEAT`. Dark themes `MIDNIGHT`, `NIGHT`, `TWILIGHT`.
 |`key_map_type`                ||
 The CodeMirror key map. Currently only a subset of key maps are
-supported: `DEFAULT`, `EMACS`, `VIM`.
+supported: `DEFAULT`, `EMACS`, `SUBLIME`, `VIM`.
 |`tab_size`                    ||
 Number of spaces that should be used to display one tab.
 |`line_length`                 ||

gerrit-extension-api/src/main/java/com/google/gerrit/extensions/client/KeyMapType.java

@@ -17,5 +17,6 @@ package com.google.gerrit.extensions.client;
 public enum KeyMapType {
   DEFAULT,
   EMACS,
+  SUBLIME,
   VIM
 }

gerrit-gwtui/src/main/java/com/google/gerrit/client/editor/EditPreferencesBox.java

@@ -321,6 +321,9 @@ public class EditPreferencesBox extends Composite {
     keyMap.addItem(
         KeyMapType.EMACS.name().toLowerCase(),
         KeyMapType.EMACS.name());
+    keyMap.addItem(
+        KeyMapType.SUBLIME.name().toLowerCase(),
+        KeyMapType.SUBLIME.name());
     keyMap.addItem(
         KeyMapType.VIM.name().toLowerCase(),
         KeyMapType.VIM.name());

lib/codemirror/cm.defs

@@ -8,8 +8,9 @@ CM_CSS = [
 CM_JS = [
   'lib/codemirror.js',
   'mode/meta.js',
-  'keymap/vim.js',
   'keymap/emacs.js',
+  'keymap/sublime.js',
+  'keymap/vim.js',
 ]
 
 CM_ADDONS = [