OOPIF: Send page-level focus messages to all processes rendering a page.

content/browser/renderer_host/render_widget_host_delegate.h

Index: content/browser/renderer_host/render_widget_host_delegate.h
diff --git a/content/browser/renderer_host/render_widget_host_delegate.h b/content/browser/renderer_host/render_widget_host_delegate.h
index 5a20a8d8b78b45aa9eb99180addc96163a7072a2..c76ff1bfe5fccd1bdcf60e13a5559e9d3c694b2b 100644
--- a/content/browser/renderer_host/render_widget_host_delegate.h
+++ b/content/browser/renderer_host/render_widget_host_delegate.h
@@ -19,6 +19,10 @@ namespace gfx {
 class Point;
 }
 
+namespace IPC {
+class Message;
+}
+
 namespace content {
 
 class BrowserAccessibilityManager;
@@ -95,6 +99,11 @@ class CONTENT_EXPORT RenderWidgetHostDelegate {
 
   virtual RenderWidgetHostInputEventRouter* GetInputEventRouter();
 
+  // Updates focus state in all RenderWidgets that live in a different process
+  // than the main frame's RenderWidget. Such RenderWidgets will exist when
+  // out-of-process iframes are enabled.
+  virtual void SendFocusToCrossProcessRenderWidgets(bool is_focused) {}
+
 #if defined(OS_WIN)
   virtual gfx::NativeViewAccessible GetParentNativeViewAccessible();
 #endif