First pass at removing dead vertical writing mode code.

sky/engine/core/frame/FrameView.cpp

Index: sky/engine/core/frame/FrameView.cpp
diff --git a/sky/engine/core/frame/FrameView.cpp b/sky/engine/core/frame/FrameView.cpp
index 2ad01bdae9a5acfe067cbc2eb65c50e573ef5dfe..3363f9ace860421bf5cffb7724d3b5a69486175f 100644
--- a/sky/engine/core/frame/FrameView.cpp
+++ b/sky/engine/core/frame/FrameView.cpp
@@ -1134,20 +1134,14 @@ bool FrameView::wheelEvent(const PlatformWheelEvent& wheelEvent)
 
 bool FrameView::isVerticalDocument() const
 {
-    RenderView* renderView = this->renderView();
-    if (!renderView)
-        return true;
-
-    return renderView->style()->isHorizontalWritingMode();
+    // FIXME(sky): Remove
+    return true;
 }
 
 bool FrameView::isFlippedDocument() const
 {
-    RenderView* renderView = this->renderView();
-    if (!renderView)
-        return false;
-
-    return renderView->style()->isFlippedBlocksWritingMode();
+    // FIXME(sky): Remove
+    return false;
 }
 
 void FrameView::setCursor(const Cursor& cursor)