Compute min-content width when hyphenation is enabled

third_party/WebKit/Source/platform/text/Hyphenation.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/text/Hyphenation.h"
 
 #include "wtf/text/StringView.h"
 
 namespace blink {
 
@@ skipping 16 matching lines @@
 void Hyphenation::setForTesting(const AtomicString& locale, PassRefPtr<Hyphenation> hyphenation)
 {
     getHyphenationMap().set(locale, hyphenation);
 }
 
 void Hyphenation::clearForTesting()
 {
     getHyphenationMap().clear();
 }
 
+Vector<size_t, 8> Hyphenation::hyphenLocations(const StringView& text) const
+{
+    Vector<size_t, 8> hyphenLocations;
+    size_t hyphenLocation = text.length();
+    if (hyphenLocation <= minimumSuffixLength)
+        return hyphenLocations;
+    hyphenLocation -= minimumSuffixLength;
+
+    while ((hyphenLocation = lastHyphenLocation(text, hyphenLocation)) >= minimumPrefixLength)
+        hyphenLocations.append(hyphenLocation);
+
+    return hyphenLocations;
+}
+
 } // namespace blink