Quick hack to make popup shrinkage work again

chrome/renderer/render_view.cc

Index: chrome/renderer/render_view.cc
diff --git a/chrome/renderer/render_view.cc b/chrome/renderer/render_view.cc
index ce5520bcc7e948d01b51901480e0519da36b73c5..1ab7c90a2ca473c320608d121f88c4c48d959b85 100644
--- a/chrome/renderer/render_view.cc
+++ b/chrome/renderer/render_view.cc
@@ -2667,6 +2667,10 @@ void RenderView::didCreateIsolatedScriptContext(WebFrame* frame) {
 }
 
 void RenderView::didChangeContentsSize(WebFrame* frame, const WebSize& size) {
+  CheckPreferredSize();
+}
+
+void RenderView::CheckPreferredSize() {
   // We don't always want to send the change messages over IPC, only if we've
   // be put in that mode by getting a |ViewMsg_EnablePreferredSizeChangedMode|
   // message.
@@ -3359,6 +3363,11 @@ void RenderView::OnEnableViewSourceMode() {
 
 void RenderView::OnEnablePreferredSizeChangedMode() {
   send_preferred_size_changes_ = true;
+  if (CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
+          switches::kProcessType) == switches::kExtensionProcess) {
+    preferred_size_change_timer_.Start(TimeDelta::FromMilliseconds(10), this,
+                                       &RenderView::CheckPreferredSize);
+  }
 }
 
 void RenderView::OnSetRendererPrefs(const RendererPreferences& renderer_prefs) {