Moving fontSelector from StyleResolver to StyleEngine.

Source/web/AutofillPopupMenuClient.cpp

Index: Source/web/AutofillPopupMenuClient.cpp
diff --git a/Source/web/AutofillPopupMenuClient.cpp b/Source/web/AutofillPopupMenuClient.cpp
index d3455ba11a5b64a7e167180325fc3cbfae357146..b9072c7113b533add5e418d254f3d778db88b82a 100644
--- a/Source/web/AutofillPopupMenuClient.cpp
+++ b/Source/web/AutofillPopupMenuClient.cpp
@@ -226,7 +226,7 @@ void AutofillPopupMenuClient::setTextFromItem(unsigned listIndex)
 
 FontSelector* AutofillPopupMenuClient::fontSelector() const
 {
-    return m_textField->document().ensureStyleResolver().fontSelector();
+    return m_textField->document().styleEngine()->fontSelector();
 }
 
 HostWindow* AutofillPopupMenuClient::hostWindow() const
@@ -285,7 +285,7 @@ void AutofillPopupMenuClient::initialize(
     regularFontDescription.setComputedSize(style->fontDescription().computedSize());
 
     Font regularFont(regularFontDescription, 0, 0);
-    regularFont.update(textField->document().ensureStyleResolver().fontSelector());
+    regularFont.update(textField->document().styleEngine()->fontSelector());
     // The direction of text in popup menu is set the same as the direction of
     // the input element: textField.
     m_regularStyle = adoptPtr(new PopupMenuStyle(Color::black, Color::white, regularFont, true, false,