1 files changed, 45 insertions, 0 deletions
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 5006500..84d4b93 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -24,6 +24,7 @@
 #include "base/values.h"
 #include "cc/base/switches.h"
 #include "content/browser/child_process_security_policy_impl.h"
+#include "content/browser/cross_site_request_manager.h"
 #include "content/browser/dom_storage/session_storage_namespace_impl.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/gpu/compositor_util.h"
@@ -188,6 +189,7 @@ RenderViewHostImpl::RenderViewHostImpl(
       instance_(static_cast<SiteInstanceImpl*>(instance)),
       waiting_for_drag_context_response_(false),
       enabled_bindings_(0),
+      navigations_suspended_(false),
       main_frame_routing_id_(main_frame_routing_id),
       run_modal_reply_msg_(NULL),
       run_modal_opener_id_(MSG_ROUTING_NONE),
@@ -238,6 +240,10 @@ RenderViewHostImpl::~RenderViewHostImpl() {
 
   delegate_->RenderViewDeleted(this);
 
+  // Be sure to clean up any leftover state from cross-site requests.
+  CrossSiteRequestManager::GetInstance()->SetHasPendingCrossSiteRequest(
+      GetProcess()->GetID(), GetRoutingID(), false);
+
   // If this was swapped out, it already decremented the active view
   // count of the SiteInstance it belongs to.
   if (IsRVHStateActive(rvh_state_))
@@ -494,6 +500,34 @@ void RenderViewHostImpl::NavigateToURL(const GURL& url) {
   delegate_->GetFrameTree()->GetMainFrame()->NavigateToURL(url);
 }
 
+void RenderViewHostImpl::SetNavigationsSuspended(
+    bool suspend,
+    const base::TimeTicks& proceed_time) {
+  // This should only be called to toggle the state.
+  DCHECK(navigations_suspended_ != suspend);
+
+  navigations_suspended_ = suspend;
+  if (!suspend && suspended_nav_params_) {
+    // There's navigation message params waiting to be sent.  Now that we're not
+    // suspended anymore, resume navigation by sending them.  If we were swapped
+    // out, we should also stop filtering out the IPC messages now.
+    SetState(STATE_DEFAULT);
+
+    DCHECK(!proceed_time.is_null());
+    suspended_nav_params_->browser_navigation_start = proceed_time;
+    Send(new FrameMsg_Navigate(
+        main_frame_routing_id_, *suspended_nav_params_.get()));
+    suspended_nav_params_.reset();
+  }
+}
+
+void RenderViewHostImpl::CancelSuspendedNavigations() {
+  // Clear any state if a pending navigation is canceled or pre-empted.
+  if (suspended_nav_params_)
+    suspended_nav_params_.reset();
+  navigations_suspended_ = false;
+}
+
 void RenderViewHostImpl::SuppressDialogsUntilSwapOut() {
   Send(new ViewMsg_SuppressDialogsUntilSwapOut(GetRoutingID()));
 }
@@ -614,6 +648,17 @@ void RenderViewHostImpl::ClosePageIgnoringUnloadEvents() {
   delegate_->Close(this);
 }
 
+bool RenderViewHostImpl::HasPendingCrossSiteRequest() {
+  return CrossSiteRequestManager::GetInstance()->HasPendingCrossSiteRequest(
+      GetProcess()->GetID(), GetRoutingID());
+}
+
+void RenderViewHostImpl::SetHasPendingCrossSiteRequest(
+    bool has_pending_request) {
+  CrossSiteRequestManager::GetInstance()->SetHasPendingCrossSiteRequest(
+      GetProcess()->GetID(), GetRoutingID(), has_pending_request);
+}
+
 #if defined(OS_ANDROID)
 void RenderViewHostImpl::ActivateNearestFindResult(int request_id,
                                                    float x,