DevTools: fix primary selection in multiple selections created with ctrl-d

Source/devtools/front_end/CodeMirrorTextEditor.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1127 matching lines @@
      */
     setSelection: function(textRange)
     {
         this._lastSelection = textRange;
         var pos = this._toPos(textRange);
         this._codeMirror.setSelection(pos.start, pos.end);
     },
 
     /**
      * @param {!Array.<!WebInspector.TextRange>} ranges
+     * @param {number=} primarySelectionIndex
      */
-    setSelections: function(ranges)
+    setSelections: function(ranges, primarySelectionIndex)
     {
         var selections = [];
         for (var i = 0; i < ranges.length; ++i) {
             var selection = this._toPos(ranges[i]);
             selections.push({
                 anchor: selection.start,
                 head: selection.end
             });
         }
-        this._codeMirror.setSelections(selections, 0, { scroll: false });
+        primarySelectionIndex = primarySelectionIndex || 0;
+        this._codeMirror.setSelections(selections, primarySelectionIndex, { scroll: false });
     },
 
     /**
      * @param {string} text
      */
     _detectLineSeparator: function(text)
     {
         this._lineSeparator = text.indexOf("\r\n") >= 0 ? "\r\n" : "\n";
     },
 
@@ skipping 659 matching lines @@
         var next = last;
         do {
             next = this._findNextOccurrence(next, !!this._fullWordSelection);
         } while (next && this._findRange(selections, next) && !next.equal(last));
 
         if (!next)
             return;
         selections.push(next);
 
         this._muteSelectionListener = true;
-        this._textEditor.setSelections(selections);
+        this._textEditor.setSelections(selections, selections.length - 1);
         delete this._muteSelectionListener;
 
         this._textEditor._revealLine(next.startLine);
     },
 
     /**
      * @param {!Array.<!WebInspector.TextRange>} selections
      */
     _expandSelectionsToWords: function(selections)
     {
         var newSelections = [];
         for (var i = 0; i < selections.length; ++i) {
             var selection = selections[i];
             var startRangeWord = this._textEditor._wordRangeForCursorPosition(selection.startLine, selection.startColumn)
                 || WebInspector.TextRange.createFromLocation(selection.startLine, selection.startColumn);
             var endRangeWord = this._textEditor._wordRangeForCursorPosition(selection.endLine, selection.endColumn)
                 || WebInspector.TextRange.createFromLocation(selection.endLine, selection.endColumn);
             var newSelection = new WebInspector.TextRange(startRangeWord.startLine, startRangeWord.startColumn, endRangeWord.endLine, endRangeWord.endColumn);
             newSelections.push(newSelection);
         }
-        this._textEditor.setSelections(newSelections);
+        this._textEditor.setSelections(newSelections, newSelections.length - 1);
         this._fullWordSelection = true;
     },
 
     /**
      * @param {!WebInspector.TextRange} range
      * @param {boolean} fullWord
      * @return {?WebInspector.TextRange}
      */
     _findNextOccurrence: function(range, fullWord)
     {
@@ skipping 81 matching lines @@
     var backgroundColorRule = backgroundColor ? ".CodeMirror .CodeMirror-selected { background-color: " + backgroundColor + ";}" : "";
     var foregroundColor = InspectorFrontendHost.getSelectionForegroundColor();
     var foregroundColorRule = foregroundColor ? ".CodeMirror .CodeMirror-selectedtext:not(.CodeMirror-persist-highlight) { color: " + foregroundColor + "!important;}" : "";
     if (!foregroundColorRule && !backgroundColorRule)
         return;
 
     var style = document.createElement("style");
     style.textContent = backgroundColorRule + foregroundColorRule;
     document.head.appendChild(style);
 })();