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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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/extensions/api/declarative_content/declarative_content_
css_condition_tracker.h" | 5 #include "chrome/browser/extensions/api/declarative_content/declarative_content_
css_condition_tracker.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include "base/memory/ptr_util.h" | 9 #include "base/memory/ptr_util.h" |
10 #include "base/stl_util.h" | 10 #include "base/stl_util.h" |
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92 request_evaluation_(request_evaluation), | 92 request_evaluation_(request_evaluation), |
93 web_contents_destroyed_(web_contents_destroyed) { | 93 web_contents_destroyed_(web_contents_destroyed) { |
94 } | 94 } |
95 | 95 |
96 DeclarativeContentCssConditionTracker::PerWebContentsTracker:: | 96 DeclarativeContentCssConditionTracker::PerWebContentsTracker:: |
97 ~PerWebContentsTracker() { | 97 ~PerWebContentsTracker() { |
98 } | 98 } |
99 | 99 |
100 void DeclarativeContentCssConditionTracker::PerWebContentsTracker:: | 100 void DeclarativeContentCssConditionTracker::PerWebContentsTracker:: |
101 OnWebContentsNavigation(content::NavigationHandle* navigation_handle) { | 101 OnWebContentsNavigation(content::NavigationHandle* navigation_handle) { |
102 if (navigation_handle->IsSamePage()) { | 102 if (navigation_handle->IsSameDocument()) { |
103 // Within-page navigations don't change the set of elements that | 103 // Within-page navigations don't change the set of elements that |
104 // exist, and we only support filtering on the top-level URL, so | 104 // exist, and we only support filtering on the top-level URL, so |
105 // this can't change which rules match. | 105 // this can't change which rules match. |
106 return; | 106 return; |
107 } | 107 } |
108 | 108 |
109 // Top-level navigation produces a new document. Initially, the | 109 // Top-level navigation produces a new document. Initially, the |
110 // document's empty, so no CSS rules match. The renderer will send | 110 // document's empty, so no CSS rules match. The renderer will send |
111 // an ExtensionHostMsg_OnWatchedPageChange later if any CSS rules | 111 // an ExtensionHostMsg_OnWatchedPageChange later if any CSS rules |
112 // match. | 112 // match. |
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301 } | 301 } |
302 } | 302 } |
303 | 303 |
304 void DeclarativeContentCssConditionTracker::DeletePerWebContentsTracker( | 304 void DeclarativeContentCssConditionTracker::DeletePerWebContentsTracker( |
305 content::WebContents* contents) { | 305 content::WebContents* contents) { |
306 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents)); | 306 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents)); |
307 per_web_contents_tracker_.erase(contents); | 307 per_web_contents_tracker_.erase(contents); |
308 } | 308 } |
309 | 309 |
310 } // namespace extensions | 310 } // namespace extensions |
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