Update reference builds to r197396.

chrome_linux64/resources/inspector/CodeMirrorTextEditor.js

Index: chrome_linux64/resources/inspector/CodeMirrorTextEditor.js
===================================================================
--- chrome_linux64/resources/inspector/CodeMirrorTextEditor.js	(revision 197568)
+++ chrome_linux64/resources/inspector/CodeMirrorTextEditor.js	(working copy)
@@ -7021,7 +7021,7 @@
         smartIndent: false,
         styleSelectedText: true,
         electricChars: false,
-        autoCloseBrackets: WebInspector.experimentsSettings.textEditorSmartBraces.isEnabled()
+        autoCloseBrackets: true
     });
 
     var extraKeys = {};
@@ -7064,16 +7064,32 @@
 }
 
 WebInspector.CodeMirrorTextEditor.prototype = {
+
+    undo: function()
+    {
+        this._codeMirror.undo();
+    },
+
+    redo: function()
+    {
+        this._codeMirror.redo();
+    },
+
     _setupSelectionColor: function()
     {
         if (WebInspector.CodeMirrorTextEditor._selectionStyleInjected)
             return;
+        WebInspector.CodeMirrorTextEditor._selectionStyleInjected = true;
+        var backgroundColor = WebInspector.getSelectionBackgroundColor();
+        var backgroundColorRule = backgroundColor ? ".CodeMirror .CodeMirror-selected { background-color: " + backgroundColor + ";}" : "";
+        var foregroundColor = WebInspector.getSelectionForegroundColor();
+        var foregroundColorRule = foregroundColor ? ".CodeMirror .CodeMirror-selectedtext { color: " + foregroundColor + "!important;}" : "";
+        if (!foregroundColorRule && !backgroundColorRule)
+            return;
+
         var style = document.createElement("style");
-        var backgroundColor = ".CodeMirror .CodeMirror-selected { background-color: " + WebInspector.getSelectionBackgroundColor() + ";}";
-        var foregroundColor = ".CodeMirror .CodeMirror-selectedtext { color: " + WebInspector.getSelectionForegroundColor() + "!important;}";
-        style.textContent = backgroundColor + foregroundColor;
+        style.textContent = backgroundColorRule + foregroundColorRule;
         document.head.appendChild(style);
-        WebInspector.CodeMirrorTextEditor._selectionStyleInjected = true;
     },
 
     /**
@@ -7114,6 +7130,17 @@
         return this._toRange(coords, coords);
     },
 
+    _convertTokenType: function(tokenType)
+    {
+        if (tokenType.startsWith("variable") || tokenType.startsWith("property") || tokenType === "def")
+            return "javascript-ident";
+        if (tokenType === "string-2")
+            return "javascript-regexp";
+        if (tokenType === "number" || tokenType === "comment" || tokenType === "string")
+            return "javascript-" + tokenType;
+        return null;
+    },
+
     /**
      * @param {number} lineNumber
      * @param {number} column
@@ -7126,15 +7153,14 @@
         var token = this._codeMirror.getTokenAt(new CodeMirror.Pos(lineNumber, column || 1));
         if (!token || !token.type)
             return null;
-        var convertedType = null;
-        if (token.type.startsWith("variable") || token.type.startsWith("property") || token.type === "def") {
-            return {
-                startColumn: token.start,
-                endColumn: token.end - 1,
-                type: "javascript-ident"
-            };
-        }
-        return null;
+        var convertedType = this._convertTokenType(token.type);
+        if (!convertedType)
+            return null;
+        return {
+            startColumn: token.start,
+            endColumn: token.end - 1,
+            type: convertedType
+        };
     },
 
     /**
@@ -7225,7 +7251,7 @@
      */
     defaultFocusedElement: function()
     {
-        return this.element.firstChild;
+        return this.element;
     },
 
     focus: function()