Sets a transparent background for out-of-process subframes.

third_party/WebKit/public/web/WebView.h

Index: third_party/WebKit/public/web/WebView.h
diff --git a/third_party/WebKit/public/web/WebView.h b/third_party/WebKit/public/web/WebView.h
index 18b2e9dd47d0958c1d1ebd9dc4ed86d61e9e7301..5387393dd8db6270b26128517d7831070cd8f436 100644
--- a/third_party/WebKit/public/web/WebView.h
+++ b/third_party/WebKit/public/web/WebView.h
@@ -108,21 +108,6 @@ public:
     virtual WebString pageEncoding() const = 0;
     virtual void setPageEncoding(const WebString&) = 0;
 
-    // Makes the WebView transparent.  This is useful if you want to have
-    // some custom background rendered behind it.
-    virtual bool isTransparent() const = 0;
-    virtual void setIsTransparent(bool) = 0;
-
-    // Sets the base color used for this WebView's background. This is in effect
-    // the default background color used for pages with no background-color
-    // style in effect, or used as the alpha-blended basis for any pages with
-    // translucent background-color style. (For pages with opaque
-    // background-color style, this property is effectively ignored).
-    // Setting this takes effect for the currently loaded page, if any, and
-    // persists across subsequent navigations. Defaults to white prior to the
-    // first call to this method.
-    virtual void setBaseBackgroundColor(WebColor) = 0;
-
     // Controls whether pressing Tab key advances focus to links.
     virtual bool tabsToLinks() const = 0;
     virtual void setTabsToLinks(bool) = 0;