Make it possible for downstream projects to easily set the default fill color

third_party/WebKit/public/web/WebSettings.h

 /*
  * Copyright (C) 2009 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 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebSettings_h
 #define WebSettings_h
 
 #include "../platform/PointerProperties.h"
+#include "../platform/WebColor.h"
 #include "../platform/WebCommon.h"
 #include "../platform/WebSize.h"
 #include "../platform/WebViewportStyle.h"
 #include <unicode/uscript.h>
 
 namespace blink {
 
 class WebString;
 
 // WebSettings is owned by the WebView and allows code to modify the settings for
@@ skipping 227 matching lines @@
     virtual void setViewportEnabled(bool) = 0;
     virtual void setViewportMetaEnabled(bool) = 0;
     virtual void setViewportMetaLayoutSizeQuirk(bool) = 0;
     virtual void setViewportMetaMergeContentQuirk(bool) = 0;
     virtual void setViewportMetaNonUserScalableQuirk(bool) = 0;
     virtual void setViewportMetaZeroValuesQuirk(bool) = 0;
     virtual void setWebGLErrorsToConsoleEnabled(bool) = 0;
     virtual void setWebSecurityEnabled(bool) = 0;
     virtual void setWideViewportQuirkEnabled(bool) = 0;
     virtual void setXSSAuditorEnabled(bool) = 0;
+    virtual void setDefaultBackgroundColor(WebColor) = 0;
 
 protected:
     ~WebSettings() { }
 };
 
 } // namespace blink
 
 #endif