The first step for enabling off-the-spot IME on Pepper on ChromeOS/Linux.

content/browser/renderer_host/render_widget_host_view.h

Index: content/browser/renderer_host/render_widget_host_view.h
diff --git a/content/browser/renderer_host/render_widget_host_view.h b/content/browser/renderer_host/render_widget_host_view.h
index f443d1c35c6cb3cce35e4e12336685a135f71f0b..5a7c563013ce5c052bbbe9a1853dfd89cee1a738 100644
--- a/content/browser/renderer_host/render_widget_host_view.h
+++ b/content/browser/renderer_host/render_widget_host_view.h
@@ -190,6 +190,9 @@ class RenderWidgetHostView {
   // Allocate a backing store for this view
   virtual BackingStore* AllocBackingStore(const gfx::Size& size) = 0;
 
+  // Notifies the View that a PPAPI plugin is focused or unfocused.
+  virtual void PpapiPluginFocusChanged(bool focused) = 0;
+
 #if defined(OS_MACOSX)
   // Tells the view whether or not to accept first responder status.  If |flag|
   // is true, the view does not accept first responder status and instead