Fix JavaScript alerts from frames with oopif on, after a cross-process click.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 296426d64ddcf919670c86f68f782e89c90e16d4..9cdc98cd8ca1ed2ed09e62c3fc86fb404a6dc18d 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -618,7 +618,6 @@ RenderViewImpl::RenderViewImpl(CompositorDependencies* compositor_deps,
       send_preferred_size_changes_(false),
       navigation_gesture_(NavigationGestureUnknown),
       opened_by_user_gesture_(true),
-      suppress_dialogs_until_swap_out_(false),
       page_id_(-1),
       next_page_id_(params.next_page_id),
       history_list_offset_(-1),
@@ -1356,8 +1355,6 @@ bool RenderViewImpl::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewMsg_EnumerateDirectoryResponse,
                         OnEnumerateDirectoryResponse)
     IPC_MESSAGE_HANDLER(ViewMsg_RunFileChooserResponse, OnFileChooserResponse)
-    IPC_MESSAGE_HANDLER(ViewMsg_SuppressDialogsUntilSwapOut,
-                        OnSuppressDialogsUntilSwapOut)
     IPC_MESSAGE_HANDLER(ViewMsg_ClosePage, OnClosePage)
     IPC_MESSAGE_HANDLER(ViewMsg_ThemeChanged, OnThemeChanged)
     IPC_MESSAGE_HANDLER(ViewMsg_MoveOrResizeStarted, OnMoveOrResizeStarted)
@@ -2585,11 +2582,6 @@ void RenderViewImpl::OnPluginActionAt(const gfx::Point& location,
     webview()->performPluginAction(action, location);
 }
 
-void RenderViewImpl::OnSuppressDialogsUntilSwapOut() {
-  // Don't show any more dialogs until we finish OnSwapOut.
-  suppress_dialogs_until_swap_out_ = true;
-}
-
 void RenderViewImpl::OnClosePage() {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, ClosePage());
   // TODO(creis): We'd rather use webview()->Close() here, but that currently