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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_link_manager.h" | 5 #include "chrome/browser/prerender/prerender_link_manager.h" |
| 6 | 6 |
| 7 #include <functional> | 7 #include <functional> |
| 8 #include <limits> | 8 #include <limits> |
| 9 #include <set> | 9 #include <set> |
| 10 #include <string> | 10 #include <string> |
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| 21 #include "chrome/common/prerender_messages.h" | 21 #include "chrome/common/prerender_messages.h" |
| 22 #include "chrome/common/prerender_types.h" | 22 #include "chrome/common/prerender_types.h" |
| 23 #include "content/public/browser/render_process_host.h" | 23 #include "content/public/browser/render_process_host.h" |
| 24 #include "content/public/browser/render_view_host.h" | 24 #include "content/public/browser/render_view_host.h" |
| 25 #include "content/public/browser/session_storage_namespace.h" | 25 #include "content/public/browser/session_storage_namespace.h" |
| 26 #include "content/public/common/referrer.h" | 26 #include "content/public/common/referrer.h" |
| 27 #include "ui/gfx/size.h" | 27 #include "ui/gfx/size.h" |
| 28 #include "url/gurl.h" | 28 #include "url/gurl.h" |
| 29 | 29 |
| 30 #if defined(ENABLE_EXTENSIONS) | 30 #if defined(ENABLE_EXTENSIONS) |
| 31 #include "chrome/browser/guest_view/guest_view_base.h" | 31 #include "extensions/browser/guest_view/guest_view_base.h" |
| 32 #endif | 32 #endif |
| 33 | 33 |
| 34 using base::TimeDelta; | 34 using base::TimeDelta; |
| 35 using base::TimeTicks; | 35 using base::TimeTicks; |
| 36 using content::RenderViewHost; | 36 using content::RenderViewHost; |
| 37 using content::SessionStorageNamespace; | 37 using content::SessionStorageNamespace; |
| 38 | 38 |
| 39 namespace prerender { | 39 namespace prerender { |
| 40 | 40 |
| 41 namespace { | 41 namespace { |
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| 170 FindByLauncherChildIdAndPrerenderId(launcher_child_id, | 170 FindByLauncherChildIdAndPrerenderId(launcher_child_id, |
| 171 prerender_id)); | 171 prerender_id)); |
| 172 | 172 |
| 173 #if defined(ENABLE_EXTENSIONS) | 173 #if defined(ENABLE_EXTENSIONS) |
| 174 content::RenderViewHost* rvh = | 174 content::RenderViewHost* rvh = |
| 175 content::RenderViewHost::FromID(launcher_child_id, render_view_route_id); | 175 content::RenderViewHost::FromID(launcher_child_id, render_view_route_id); |
| 176 content::WebContents* web_contents = | 176 content::WebContents* web_contents = |
| 177 rvh ? content::WebContents::FromRenderViewHost(rvh) : NULL; | 177 rvh ? content::WebContents::FromRenderViewHost(rvh) : NULL; |
| 178 // Guests inside <webview> do not support cross-process navigation and so we | 178 // Guests inside <webview> do not support cross-process navigation and so we |
| 179 // do not allow guests to prerender content. | 179 // do not allow guests to prerender content. |
| 180 if (GuestViewBase::IsGuest(web_contents)) | 180 if (extensions::GuestViewBase::IsGuest(web_contents)) |
| 181 return; | 181 return; |
| 182 #endif | 182 #endif |
| 183 | 183 |
| 184 // Check if the launcher is itself an unswapped prerender. | 184 // Check if the launcher is itself an unswapped prerender. |
| 185 PrerenderContents* prerender_contents = | 185 PrerenderContents* prerender_contents = |
| 186 manager_->GetPrerenderContentsForRoute(launcher_child_id, | 186 manager_->GetPrerenderContentsForRoute(launcher_child_id, |
| 187 render_view_route_id); | 187 render_view_route_id); |
| 188 if (prerender_contents && | 188 if (prerender_contents && |
| 189 prerender_contents->final_status() != FINAL_STATUS_MAX) { | 189 prerender_contents->final_status() != FINAL_STATUS_MAX) { |
| 190 // The launcher is a prerender about to be destroyed asynchronously, but | 190 // The launcher is a prerender about to be destroyed asynchronously, but |
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| 540 DCHECK(!prerender->is_match_complete_replacement); | 540 DCHECK(!prerender->is_match_complete_replacement); |
| 541 prerender->is_match_complete_replacement = true; | 541 prerender->is_match_complete_replacement = true; |
| 542 Send(prerender->launcher_child_id, | 542 Send(prerender->launcher_child_id, |
| 543 new PrerenderMsg_OnPrerenderStop(prerender->prerender_id)); | 543 new PrerenderMsg_OnPrerenderStop(prerender->prerender_id)); |
| 544 // Do not call RemovePrerender here. The replacement needs to stay connected | 544 // Do not call RemovePrerender here. The replacement needs to stay connected |
| 545 // to the HTMLLinkElement in the renderer so it notices renderer-triggered | 545 // to the HTMLLinkElement in the renderer so it notices renderer-triggered |
| 546 // cancelations. | 546 // cancelations. |
| 547 } | 547 } |
| 548 | 548 |
| 549 } // namespace prerender | 549 } // namespace prerender |
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