Do not release capture when clicking to open select box

content/browser/renderer_host/render_widget_host_view_aura.h

Index: content/browser/renderer_host/render_widget_host_view_aura.h
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.h b/content/browser/renderer_host/render_widget_host_view_aura.h
index 98c969bd4a998c0e2c1492268996350d5f6172fe..113cec430fa827e2a4d79a3c9611a87514e9240a 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.h
+++ b/content/browser/renderer_host/render_widget_host_view_aura.h
@@ -355,6 +355,8 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   virtual DelegatedFrameHost* GetDelegatedFrameHost() const OVERRIDE;
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest,
+                           PopupRetainsCaptureAfterMouseRelease);
   FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest, SetCompositionText);
   FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest, TouchEventState);
   FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest,
@@ -403,6 +405,9 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   // Returns whether the widget needs an input grab to work properly.
   bool NeedsInputGrab();
 
+  // Returns whether the widget needs to grab mouse capture to work properly.
+  bool NeedsMouseCapture();
+
   // Confirm existing composition text in the webpage and ask the input method
   // to cancel its ongoing composition session.
   void FinishImeCompositionSession();