Move Get/SetScrollOffset methods from WebFrame to WebLocalFrame.

components/printing/renderer/print_web_view_helper.cc

Index: components/printing/renderer/print_web_view_helper.cc
diff --git a/components/printing/renderer/print_web_view_helper.cc b/components/printing/renderer/print_web_view_helper.cc
index fba82e03c92b2852485624fed2758c51c93de2d0..1e022dac8a952f564bbf891c1930346cd994270b 100644
--- a/components/printing/renderer/print_web_view_helper.cc
+++ b/components/printing/renderer/print_web_view_helper.cc
@@ -760,7 +760,7 @@ void PrepareFrameAndViewForPrint::ResizeForPrinting() {
   blink::WebView* web_view = frame_.view();
   if (blink::WebFrame* web_frame = web_view->MainFrame()) {
     if (web_frame->IsWebLocalFrame())
-      prev_scroll_offset_ = web_frame->GetScrollOffset();
+      prev_scroll_offset_ = web_frame->ToWebLocalFrame()->GetScrollOffset();
   }
   prev_view_size_ = web_view->Size();
 
@@ -862,7 +862,7 @@ void PrepareFrameAndViewForPrint::RestoreSize() {
   web_view->Resize(prev_view_size_);
   if (blink::WebFrame* web_frame = web_view->MainFrame()) {
     if (web_frame->IsWebLocalFrame())
-      web_frame->SetScrollOffset(prev_scroll_offset_);
+      web_frame->ToWebLocalFrame()->SetScrollOffset(prev_scroll_offset_);
   }
 }