Implement <appview>

content/browser/browser_plugin/browser_plugin_guest.cc

Index: content/browser/browser_plugin/browser_plugin_guest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_guest.cc b/content/browser/browser_plugin/browser_plugin_guest.cc
index 5b88849176f9298bb728523fd702af2b09d731cb..ef729e4b0596498a9955642a94894392af461e54 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -292,6 +292,11 @@ BrowserPluginGuest::GetBrowserPluginGuestManager() const {
 gfx::Rect BrowserPluginGuest::ToGuestRect(const gfx::Rect& bounds) {
   gfx::Rect guest_rect(bounds);
   guest_rect.Offset(guest_window_rect_.OffsetFromOrigin());
+  if (embedder_web_contents()->GetBrowserPluginGuest()) {
+     BrowserPluginGuest* embedder_guest =
+        embedder_web_contents()->GetBrowserPluginGuest();
+     guest_rect.Offset(embedder_guest->guest_window_rect_.OffsetFromOrigin());
+  }
   return guest_rect;
 }
 
@@ -311,8 +316,16 @@ WebContentsImpl* BrowserPluginGuest::GetWebContents() const {
 
 gfx::Point BrowserPluginGuest::GetScreenCoordinates(
     const gfx::Point& relative_position) const {
+  if (!attached())
+    return relative_position;
+
   gfx::Point screen_pos(relative_position);
   screen_pos += guest_window_rect_.OffsetFromOrigin();
+  if (embedder_web_contents()->GetBrowserPluginGuest()) {
+     BrowserPluginGuest* embedder_guest =
+        embedder_web_contents()->GetBrowserPluginGuest();
+     screen_pos += embedder_guest->guest_window_rect_.OffsetFromOrigin();
+  }
   return screen_pos;
 }