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

chrome/browser/prerender/prerender_render_widget_host_view.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/prerender/prerender_render_widget_host_view.h"
 
 #include "base/logging.h"
 #include "chrome/browser/prerender/prerender_contents.h"
 #include "chrome/browser/prerender/prerender_final_status.h"
 #include "content/browser/renderer_host/render_widget_host.h"
@@ skipping 73 matching lines @@
   NOTREACHED();
 }
 
 void PrerenderRenderWidgetHostView::Blur() {
 }
 
 bool PrerenderRenderWidgetHostView::HasFocus() {
   return false;
 }
 
+void PrerenderRenderWidgetHostView::PpapiPluginFocusChanged(bool focused) {
+}
+
 void PrerenderRenderWidgetHostView::Show() {
   // A PrerenderRenderWidgetHostView can never be shown, as it is not yet
   // associated with a tab.
   NOTREACHED();
 }
 
 void PrerenderRenderWidgetHostView::Hide() {
   WasHidden();
 }
 
@@ skipping 193 matching lines @@
   // This will not be called for HTTP RenderViews.
   NOTREACHED();
 }
 
 bool PrerenderRenderWidgetHostView::ContainsNativeView(
     gfx::NativeView native_view) const {
   return false;
 }
 
 }  // namespace prerender