Refactor fixed layout mode

public/web/WebView.h

Index: public/web/WebView.h
diff --git a/public/web/WebView.h b/public/web/WebView.h
index 29ef2c4b9b9adb059ab45f7ab1984cb34220200d..7e8cc71edd7cf7a4c8af069df5b892b1621fe20c 100644
--- a/public/web/WebView.h
+++ b/public/web/WebView.h
@@ -304,17 +304,17 @@ public:
     virtual void setDeviceScaleFactor(float) = 0;
 
 
-    // Fixed Layout --------------------------------------------------------
+    // Layout size -----------------------------------------------------------
 
-    // In fixed layout mode, the layout of the page is independent of the
-    // view port size, given by WebWidget::size().
-
-    virtual bool isFixedLayoutModeEnabled() const = 0;
-    virtual void enableFixedLayoutMode(bool enable) = 0;
-
-    virtual WebSize fixedLayoutSize() const = 0;
+    // Locks the main frame's layout size to a fixed value and causes
+    // it to ignore the viewport arguments/window resize. Setting width
+    // and height to 0 will remove the lock and renable viewport/resize.
     virtual void setFixedLayoutSize(const WebSize&) = 0;
 
+    // TODO: Remove once Chrome side changes land
+    virtual void enableFixedLayoutMode(bool enable) { }
+    virtual bool isFixedLayoutModeEnabled() { return true; }
+
 
     // Auto-Resize -----------------------------------------------------------