Revert of Use removeFontFace to avoid resetting fontSelector.

Source/web/WebSettingsImpl.cpp

Index: Source/web/WebSettingsImpl.cpp
diff --git a/Source/web/WebSettingsImpl.cpp b/Source/web/WebSettingsImpl.cpp
index 0a539bc5a766008af6aaf3cdfeeba0ce009f3deb..e418c07ad200654b8480918ec4bf946d6c658a46 100644
--- a/Source/web/WebSettingsImpl.cpp
+++ b/Source/web/WebSettingsImpl.cpp
@@ -63,43 +63,36 @@
 void WebSettingsImpl::setStandardFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setStandard(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setFixedFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setFixed(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setSerifFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setSerif(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setSansSerifFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setSansSerif(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setCursiveFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setCursive(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setFantasyFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setFantasy(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setPictographFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->genericFontFamilySettings().setPictograph(font, script);
-    m_settings->notifyGenericFontFamilyChange();
 }
 
 void WebSettingsImpl::setDefaultFontSize(int size)