Remove Frame::host() method

third_party/WebKit/Source/core/loader/FrameLoader.cpp

Index: third_party/WebKit/Source/core/loader/FrameLoader.cpp
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.cpp b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
index f108a6c88c12da44aaeccb5f074de389cf29677e..ad56d3c6e922e5c34e7736582c786f27b95c9f52 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
@@ -760,7 +760,7 @@ void FrameLoader::loadInSameDocument(
   // scroll should cancel it.
   detachDocumentLoader(m_provisionalDocumentLoader);
 
-  if (!m_frame->host())
+  if (!m_frame->page())
     return;
   saveScrollState();
 
@@ -1649,7 +1649,7 @@ void FrameLoader::startLoad(FrameLoadRequest& frameLoadRequest,
 
   // beforeunload fired above, and detaching a DocumentLoader can fire events,
   // which can detach this frame.
-  if (!m_frame->host())
+  if (!m_frame->page())
     return;
 
   m_progressTracker->progressStarted(type);