Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/extensions/extension_file_browser_private_api.cc

Index: chrome/browser/extensions/extension_file_browser_private_api.cc
diff --git a/chrome/browser/extensions/extension_file_browser_private_api.cc b/chrome/browser/extensions/extension_file_browser_private_api.cc
index e962491ea6f5213f98b1bd58ec15722f1f4a73d7..45ac9e37808a271c6287299a9c745956a116fcf6 100644
--- a/chrome/browser/extensions/extension_file_browser_private_api.cc
+++ b/chrome/browser/extensions/extension_file_browser_private_api.cc
@@ -507,7 +507,7 @@ void RequestLocalFileSystemFunction::RequestOnFileThread(
 }
 
 bool RequestLocalFileSystemFunction::RunImpl() {
-  if (!dispatcher() || !render_view_host() || !render_view_host()->process())
+  if (!dispatcher() || !render_view_host() || !render_view_host()->GetProcess())
     return false;
 
   BrowserThread::PostTask(
@@ -516,7 +516,7 @@ bool RequestLocalFileSystemFunction::RunImpl() {
           &RequestLocalFileSystemFunction::RequestOnFileThread,
           this,
           source_url_,
-          render_view_host()->process()->GetID()));
+          render_view_host()->GetProcess()->GetID()));
   // Will finish asynchronously.
   return true;
 }
@@ -569,7 +569,7 @@ void FileWatchBrowserFunctionBase::RespondOnUIThread(bool success) {
 }
 
 bool FileWatchBrowserFunctionBase::RunImpl() {
-  if (!render_view_host() || !render_view_host()->process())
+  if (!render_view_host() || !render_view_host()->GetProcess())
     return false;
 
   // First param is url of a file to watch.