Cleanup power save blockers after a RenderView crashes.

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index f4837942137d3f8fee9676a5a70e8b8a03695c87..d2c76058e77b0a21e1c48dacb69ad017b17dfcc6 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -3702,6 +3702,10 @@ void WebContentsImpl::RenderViewReady(RenderViewHost* rvh) {
 void WebContentsImpl::RenderViewTerminated(RenderViewHost* rvh,
                                            base::TerminationStatus status,
                                            int error_code) {
+  // TODO(nasko): This isn't ideal; the termination process should be handled by
+  // RenderFrameDeleted().  See http://crbug.com/455943.
+  ClearPowerSaveBlockers(rvh->GetMainFrame());
+
   if (rvh != GetRenderViewHost()) {
     // The pending page's RenderViewHost is gone.
     return;