Set correct viewport size for an out of process iframe.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 5aa6180952a54384fa6af44614556780535ac550..ba23b03c083eb61e349e6de9b03d56af62f440e8 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -438,6 +438,8 @@ void RenderFrameImpl::OnSwapOut() {
     // frame?
     frame_->stopLoading();
 
+    frame_->setIsRemote(true);

[Charlie Reis, 2014/02/04 20:11:12]

Do we need to set this back to false when swapping it back in?  (Or is this
still only called for subframes and we don't yet support swapping them back in?)

[kenrb, 2014/02/04 21:45:03]

The latter. We don't swap subframes back in yet.

+
     // Replace the page with a blank dummy URL. The unload handler will not be
     // run a second time, thanks to a check in FrameLoader::stopLoading.
     // TODO(creis): Need to add a better way to do this that avoids running the
@@ -1629,6 +1631,12 @@ void RenderFrameImpl::showContextMenu(const blink::WebContextMenuData& data) {
   Send(new FrameHostMsg_ContextMenu(routing_id_, params));
 }
 
+void RenderFrameImpl::initializeChildFrame(const blink::WebRect& frame_rect,

[Charlie Reis, 2014/02/04 20:11:12]

Just to be sure I follow, you're expecting this to be called from your Blink CL,
right?

[kenrb, 2014/02/04 21:45:03]

Yes it is implementing a virtual method from the WebFrameClient interface.

+                                           float scale_factor) {
+  Send(new FrameHostMsg_InitializeChildFrame(
+      routing_id_, frame_rect, scale_factor));
+}
+
 void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
   observers_.AddObserver(observer);
 }