Assume FrameView::m_frame is never NULL

Source/core/rendering/RenderView.cpp

Index: Source/core/rendering/RenderView.cpp
diff --git a/Source/core/rendering/RenderView.cpp b/Source/core/rendering/RenderView.cpp
index cae73a2fbe79056a63d1ff451a2140612e858127..091c05f083b167375ed52f20bb07df87365f4390 100644
--- a/Source/core/rendering/RenderView.cpp
+++ b/Source/core/rendering/RenderView.cpp
@@ -874,8 +874,7 @@ bool RenderView::shouldUsePrintingLayout() const
 {
     if (!printing() || !m_frameView)
         return false;
-    Frame* frame = m_frameView->frame();
-    return frame && frame->shouldUsePrintingLayout();
+    return m_frameView->frame()->shouldUsePrintingLayout();
 }
 
 size_t RenderView::getRetainedWidgets(Vector<RenderWidget*>& renderWidgets)
@@ -1011,8 +1010,7 @@ int RenderView::viewLogicalHeight() const
 
 float RenderView::zoomFactor() const
 {
-    Frame* frame = m_frameView->frame();
-    return frame ? frame->pageZoomFactor() : 1;
+    return m_frameView->frame()->pageZoomFactor();
 }
 
 void RenderView::pushLayoutState(RenderObject* root)