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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/frame_host/render_frame_host_impl.h" | 5 #include "content/browser/frame_host/render_frame_host_impl.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/containers/hash_tables.h" | 10 #include "base/containers/hash_tables.h" |
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452 bool RenderFrameHostImpl::Send(IPC::Message* message) { | 452 bool RenderFrameHostImpl::Send(IPC::Message* message) { |
453 if (IPC_MESSAGE_ID_CLASS(message->type()) == InputMsgStart) { | 453 if (IPC_MESSAGE_ID_CLASS(message->type()) == InputMsgStart) { |
454 return render_view_host_->GetWidget()->input_router()->SendInput( | 454 return render_view_host_->GetWidget()->input_router()->SendInput( |
455 make_scoped_ptr(message)); | 455 make_scoped_ptr(message)); |
456 } | 456 } |
457 | 457 |
458 return GetProcess()->Send(message); | 458 return GetProcess()->Send(message); |
459 } | 459 } |
460 | 460 |
461 bool RenderFrameHostImpl::OnMessageReceived(const IPC::Message &msg) { | 461 bool RenderFrameHostImpl::OnMessageReceived(const IPC::Message &msg) { |
| 462 // Only process messages if the RenderFrame is alive. |
| 463 if (!render_frame_created_) |
| 464 return false; |
| 465 |
462 // Filter out most IPC messages if this frame is swapped out. | 466 // Filter out most IPC messages if this frame is swapped out. |
463 // We still want to handle certain ACKs to keep our state consistent. | 467 // We still want to handle certain ACKs to keep our state consistent. |
464 if (is_swapped_out()) { | 468 if (is_swapped_out()) { |
465 if (!SwappedOutMessages::CanHandleWhileSwappedOut(msg)) { | 469 if (!SwappedOutMessages::CanHandleWhileSwappedOut(msg)) { |
466 // If this is a synchronous message and we decided not to handle it, | 470 // If this is a synchronous message and we decided not to handle it, |
467 // we must send an error reply, or else the renderer will be stuck | 471 // we must send an error reply, or else the renderer will be stuck |
468 // and won't respond to future requests. | 472 // and won't respond to future requests. |
469 if (msg.is_sync()) { | 473 if (msg.is_sync()) { |
470 IPC::Message* reply = IPC::SyncMessage::GenerateReply(&msg); | 474 IPC::Message* reply = IPC::SyncMessage::GenerateReply(&msg); |
471 reply->set_reply_error(); | 475 reply->set_reply_error(); |
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2528 *dst = src; | 2532 *dst = src; |
2529 | 2533 |
2530 if (src.routing_id != -1) | 2534 if (src.routing_id != -1) |
2531 dst->tree_id = RoutingIDToAXTreeID(src.routing_id); | 2535 dst->tree_id = RoutingIDToAXTreeID(src.routing_id); |
2532 | 2536 |
2533 if (src.parent_routing_id != -1) | 2537 if (src.parent_routing_id != -1) |
2534 dst->parent_tree_id = RoutingIDToAXTreeID(src.parent_routing_id); | 2538 dst->parent_tree_id = RoutingIDToAXTreeID(src.parent_routing_id); |
2535 } | 2539 } |
2536 | 2540 |
2537 } // namespace content | 2541 } // namespace content |
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