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content / public / renderer / render_frame_observer.cc [blame]
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/renderer/render_frame_observer.h"
#include "content/renderer/render_frame_impl.h"
using blink::WebFrame;
namespace content {
RenderFrameObserver::RenderFrameObserver(RenderFrame* render_frame)
: render_frame_(render_frame) {
// |render_frame| can be NULL on unit testing.
if (render_frame) {
RenderFrameImpl* impl = static_cast<RenderFrameImpl*>(render_frame);
#if BUILDFLAG(CONTENT_ENABLE_LEGACY_IPC)
routing_id_ = impl->GetRoutingID();
DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
#endif
impl->AddObserver(this);
}
}
RenderFrameObserver::~RenderFrameObserver() {
if (render_frame_) {
RenderFrameImpl* impl = static_cast<RenderFrameImpl*>(render_frame_);
impl->RemoveObserver(this);
}
}
bool RenderFrameObserver::OnAssociatedInterfaceRequestForFrame(
const std::string& interface_name,
mojo::ScopedInterfaceEndpointHandle* handle) {
return false;
}
#if BUILDFLAG(CONTENT_ENABLE_LEGACY_IPC)
bool RenderFrameObserver::OnMessageReceived(const IPC::Message& message) {
return false;
}
bool RenderFrameObserver::Send(IPC::Message* message) {
if (render_frame_)
return render_frame_->Send(message);
delete message;
return false;
}
#endif
RenderFrame* RenderFrameObserver::render_frame() const {
return render_frame_;
}
void RenderFrameObserver::RenderFrameGone() {
render_frame_ = nullptr;
}
bool RenderFrameObserver::SetUpSmoothnessReporting(
base::ReadOnlySharedMemoryRegion& shared_memory) {
return false;
}
} // namespace content