Remove the dynamic initialization of WebKitSystemInterface. Just call into the library directly.

Source/core/rendering/RenderThemeMacShared.mm

 /*
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 705 matching lines @@
 #if __MAC_OS_X_VERSION_MIN_REQUIRED <= 1070
     bool useNSTextFieldCell = o->style()->hasAppearance()
         && o->style()->visitedDependentColor(CSSPropertyBackgroundColor) == Color::white
         && !o->style()->hasBackgroundImage();
 
     // We do not use NSTextFieldCell to draw styled text fields on Lion and SnowLeopard because
     // there are a number of bugs on those platforms that require NSTextFieldCell to be in charge
     // of painting its own background. We need WebCore to paint styled backgrounds, so we'll use
     // this WebCoreSystemInterface function instead.
     if (!useNSTextFieldCell) {
-        wkDrawBezeledTextFieldCell(r, isEnabled(o) && !isReadOnlyControl(o));
+        WKDrawBezeledTextFieldCell(r, isEnabled(o) && !isReadOnlyControl(o));
         return false;
     }
 #endif
 
     NSTextFieldCell *textField = this->textField();
 
     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 
     [textField setEnabled:(isEnabled(o) && !isReadOnlyControl(o))];
     [textField drawWithFrame:NSRect(r) inView:documentViewFor(o)];
 
     [textField setControlView:nil];
 
     return false;
 }
 
 void RenderThemeMacShared::adjustTextFieldStyle(StyleResolver*, RenderStyle*, Element*) const
 {
 }
 
 bool RenderThemeMacShared::paintCapsLockIndicator(RenderObject*, const PaintInfo& paintInfo, const IntRect& r)
 {
     if (paintInfo.context->paintingDisabled())
         return true;
 
     LocalCurrentGraphicsContext localContext(paintInfo.context);
-    wkDrawCapsLockIndicator(localContext.cgContext(), r);
+    WKDrawCapsLockIndicator(localContext.cgContext(), r);
 
     return false;
 }
 
 bool RenderThemeMacShared::paintTextArea(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
 {
     LocalCurrentGraphicsContext localContext(paintInfo.context);
-    wkDrawBezeledTextArea(r, isEnabled(o) && !isReadOnlyControl(o));
+    WKDrawBezeledTextArea(r, isEnabled(o) && !isReadOnlyControl(o));
     return false;
 }
 
 void RenderThemeMacShared::adjustTextAreaStyle(StyleResolver*, RenderStyle*, Element*) const
 {
 }
 
 const int* RenderThemeMacShared::popupButtonMargins() const
 {
     static const int margins[3][4] =
@@ skipping 1034 matching lines @@
         strToTruncate = fileListDefaultLabel(multipleFilesAllowed);
     else if (fileList->length() == 1)
         strToTruncate = [[NSFileManager defaultManager] displayNameAtPath:(fileList->item(0)->path())];
     else
         return StringTruncator::rightTruncate(multipleFileUploadText(fileList->length()), width, font, StringTruncator::EnableRoundingHacks);
 
     return StringTruncator::centerTruncate(strToTruncate, width, font, StringTruncator::EnableRoundingHacks);
 }
 
 } // namespace WebCore