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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "chrome/browser/prerender/prerender_contents.h" | 5 #include "chrome/browser/prerender/prerender_contents.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "base/process_util.h" | 10 #include "base/process_util.h" |
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315 | 315 |
316 tab_contents_delegate_.reset(new TabContentsDelegateImpl(this)); | 316 tab_contents_delegate_.reset(new TabContentsDelegateImpl(this)); |
317 new_contents->SetDelegate(tab_contents_delegate_.get()); | 317 new_contents->SetDelegate(tab_contents_delegate_.get()); |
318 | 318 |
319 // Set the size of the prerender WebContents. | 319 // Set the size of the prerender WebContents. |
320 prerender_contents_->web_contents()->GetView()->SizeContents( | 320 prerender_contents_->web_contents()->GetView()->SizeContents( |
321 tab_bounds.size()); | 321 tab_bounds.size()); |
322 | 322 |
323 // Register as an observer of the RenderViewHost so we get messages. | 323 // Register as an observer of the RenderViewHost so we get messages. |
324 render_view_host_observer_.reset( | 324 render_view_host_observer_.reset( |
325 new PrerenderRenderViewHostObserver(this, render_view_host_mutable())); | 325 new PrerenderRenderViewHostObserver(this, GetRenderViewHostMutable())); |
326 | 326 |
327 child_id_ = render_view_host()->GetProcess()->GetID(); | 327 child_id_ = GetRenderViewHost()->GetProcess()->GetID(); |
328 route_id_ = render_view_host()->GetRoutingID(); | 328 route_id_ = GetRenderViewHost()->GetRoutingID(); |
329 | 329 |
330 // Register this with the ResourceDispatcherHost as a prerender | 330 // Register this with the ResourceDispatcherHost as a prerender |
331 // RenderViewHost. This must be done before the Navigate message to catch all | 331 // RenderViewHost. This must be done before the Navigate message to catch all |
332 // resource requests, but as it is on the same thread as the Navigate message | 332 // resource requests, but as it is on the same thread as the Navigate message |
333 // (IO) there is no race condition. | 333 // (IO) there is no race condition. |
334 prerender_tracker_->OnPrerenderingStarted( | 334 prerender_tracker_->OnPrerenderingStarted( |
335 child_id_, | 335 child_id_, |
336 route_id_, | 336 route_id_, |
337 prerender_manager_); | 337 prerender_manager_); |
338 | 338 |
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627 // We may destroy the PrerenderContents before we have initialized the | 627 // We may destroy the PrerenderContents before we have initialized the |
628 // RenderViewHost. Otherwise set the Observer's PrerenderContents to NULL to | 628 // RenderViewHost. Otherwise set the Observer's PrerenderContents to NULL to |
629 // avoid any more messages being sent. | 629 // avoid any more messages being sent. |
630 if (render_view_host_observer_.get()) | 630 if (render_view_host_observer_.get()) |
631 render_view_host_observer_->set_prerender_contents(NULL); | 631 render_view_host_observer_->set_prerender_contents(NULL); |
632 } | 632 } |
633 | 633 |
634 base::ProcessMetrics* PrerenderContents::MaybeGetProcessMetrics() { | 634 base::ProcessMetrics* PrerenderContents::MaybeGetProcessMetrics() { |
635 if (process_metrics_.get() == NULL) { | 635 if (process_metrics_.get() == NULL) { |
636 // If a PrenderContents hasn't started prerending, don't be fully formed. | 636 // If a PrenderContents hasn't started prerending, don't be fully formed. |
637 if (!render_view_host() || !render_view_host()->GetProcess()) | 637 if (!GetRenderViewHost() || !GetRenderViewHost()->GetProcess()) |
638 return NULL; | 638 return NULL; |
639 base::ProcessHandle handle = render_view_host()->GetProcess()->GetHandle(); | 639 base::ProcessHandle handle = GetRenderViewHost()->GetProcess()->GetHandle(); |
640 if (handle == base::kNullProcessHandle) | 640 if (handle == base::kNullProcessHandle) |
641 return NULL; | 641 return NULL; |
642 #if !defined(OS_MACOSX) | 642 #if !defined(OS_MACOSX) |
643 process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics(handle)); | 643 process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics(handle)); |
644 #else | 644 #else |
645 process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics( | 645 process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics( |
646 handle, | 646 handle, |
647 content::BrowserChildProcessHost::GetPortProvider())); | 647 content::BrowserChildProcessHost::GetPortProvider())); |
648 #endif | 648 #endif |
649 } | 649 } |
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669 content::WebContentsObserver::Observe(NULL); | 669 content::WebContentsObserver::Observe(NULL); |
670 return prerender_contents_.release(); | 670 return prerender_contents_.release(); |
671 } | 671 } |
672 | 672 |
673 WebContents* PrerenderContents::GetWebContents() { | 673 WebContents* PrerenderContents::GetWebContents() { |
674 if (!prerender_contents_.get()) | 674 if (!prerender_contents_.get()) |
675 return NULL; | 675 return NULL; |
676 return prerender_contents_->web_contents(); | 676 return prerender_contents_->web_contents(); |
677 } | 677 } |
678 | 678 |
679 RenderViewHost* PrerenderContents::render_view_host_mutable() { | 679 RenderViewHost* PrerenderContents::GetRenderViewHostMutable() { |
680 return const_cast<RenderViewHost*>(render_view_host()); | 680 return const_cast<RenderViewHost*>(GetRenderViewHost()); |
681 } | 681 } |
682 | 682 |
683 const RenderViewHost* PrerenderContents::render_view_host() const { | 683 const RenderViewHost* PrerenderContents::GetRenderViewHost() const { |
684 if (!prerender_contents_.get()) | 684 if (!prerender_contents_.get()) |
685 return NULL; | 685 return NULL; |
686 return prerender_contents_->web_contents()->GetRenderViewHost(); | 686 return prerender_contents_->web_contents()->GetRenderViewHost(); |
687 } | 687 } |
688 | 688 |
689 void PrerenderContents::CommitHistory(TabContentsWrapper* tab) { | 689 void PrerenderContents::CommitHistory(TabContentsWrapper* tab) { |
690 if (tab_contents_delegate_.get()) | 690 if (tab_contents_delegate_.get()) |
691 tab_contents_delegate_->CommitHistory(tab); | 691 tab_contents_delegate_->CommitHistory(tab); |
692 } | 692 } |
693 | 693 |
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705 bool PrerenderContents::IsCrossSiteNavigationPending() const { | 705 bool PrerenderContents::IsCrossSiteNavigationPending() const { |
706 if (!prerender_contents_.get() || !prerender_contents_->web_contents()) | 706 if (!prerender_contents_.get() || !prerender_contents_->web_contents()) |
707 return false; | 707 return false; |
708 const WebContents* web_contents = prerender_contents_->web_contents(); | 708 const WebContents* web_contents = prerender_contents_->web_contents(); |
709 return (web_contents->GetSiteInstance() != | 709 return (web_contents->GetSiteInstance() != |
710 web_contents->GetPendingSiteInstance()); | 710 web_contents->GetPendingSiteInstance()); |
711 } | 711 } |
712 | 712 |
713 | 713 |
714 } // namespace prerender | 714 } // namespace prerender |
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