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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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/ui/webui/media/media_internals_handler.h" | 5 #include "chrome/browser/ui/webui/media/media_internals_handler.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
9 #include "base/values.h" | 9 #include "base/values.h" |
10 #include "chrome/browser/browser_process.h" | 10 #include "chrome/browser/browser_process.h" |
11 #include "chrome/browser/ui/webui/media/media_internals_proxy.h" | 11 #include "chrome/browser/ui/webui/media/media_internals_proxy.h" |
12 #include "content/browser/renderer_host/render_view_host.h" | 12 #include "content/browser/renderer_host/render_view_host.h" |
13 #include "content/browser/tab_contents/tab_contents.h" | 13 #include "content/browser/tab_contents/tab_contents.h" |
14 #include "content/public/browser/browser_thread.h" | 14 #include "content/public/browser/browser_thread.h" |
15 | 15 |
| 16 using content::BrowserThread; |
| 17 |
16 MediaInternalsMessageHandler::MediaInternalsMessageHandler() | 18 MediaInternalsMessageHandler::MediaInternalsMessageHandler() |
17 : proxy_(new MediaInternalsProxy()) {} | 19 : proxy_(new MediaInternalsProxy()) {} |
18 | 20 |
19 MediaInternalsMessageHandler::~MediaInternalsMessageHandler() { | 21 MediaInternalsMessageHandler::~MediaInternalsMessageHandler() { |
20 proxy_->Detach(); | 22 proxy_->Detach(); |
21 } | 23 } |
22 | 24 |
23 WebUIMessageHandler* MediaInternalsMessageHandler::Attach(WebUI* web_ui) { | 25 WebUIMessageHandler* MediaInternalsMessageHandler::Attach(WebUI* web_ui) { |
24 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 26 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
25 WebUIMessageHandler* result = WebUIMessageHandler::Attach(web_ui); | 27 WebUIMessageHandler* result = WebUIMessageHandler::Attach(web_ui); |
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38 void MediaInternalsMessageHandler::OnGetEverything(const ListValue* list) { | 40 void MediaInternalsMessageHandler::OnGetEverything(const ListValue* list) { |
39 proxy_->GetEverything(); | 41 proxy_->GetEverything(); |
40 } | 42 } |
41 | 43 |
42 void MediaInternalsMessageHandler::OnUpdate(const string16& update) { | 44 void MediaInternalsMessageHandler::OnUpdate(const string16& update) { |
43 // Don't try to execute JavaScript in a RenderView that no longer exists. | 45 // Don't try to execute JavaScript in a RenderView that no longer exists. |
44 RenderViewHost* host = web_ui_->tab_contents()->render_view_host(); | 46 RenderViewHost* host = web_ui_->tab_contents()->render_view_host(); |
45 if (host) | 47 if (host) |
46 host->ExecuteJavascriptInWebFrame(string16(), update); | 48 host->ExecuteJavascriptInWebFrame(string16(), update); |
47 } | 49 } |
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