OLD | NEW |
1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #ifndef MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ | 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ |
6 #define MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ | 6 #define MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/threading/thread_restrictions.h" | 9 #include "base/threading/thread_restrictions.h" |
10 #include "mojo/public/cpp/bindings/bindings_export.h" | 10 #include "mojo/public/cpp/bindings/bindings_export.h" |
11 | 11 |
12 #if (!defined(NDEBUG) || defined(DCHECK_ALWAYS_ON)) | 12 #if (!defined(NDEBUG) || defined(DCHECK_ALWAYS_ON)) |
13 #define ENABLE_SYNC_CALL_RESTRICTIONS 1 | 13 #define ENABLE_SYNC_CALL_RESTRICTIONS 1 |
14 #else | 14 #else |
15 #define ENABLE_SYNC_CALL_RESTRICTIONS 0 | 15 #define ENABLE_SYNC_CALL_RESTRICTIONS 0 |
16 #endif | 16 #endif |
17 | 17 |
| 18 namespace content { |
| 19 class BrowserMainRunnerImpl; |
| 20 } |
| 21 |
18 namespace leveldb { | 22 namespace leveldb { |
19 class LevelDBMojoProxy; | 23 class LevelDBMojoProxy; |
20 } | 24 } |
21 | 25 |
22 namespace ui { | 26 namespace ui { |
23 class Gpu; | 27 class Gpu; |
24 } | 28 } |
25 | 29 |
26 namespace views { | 30 namespace views { |
27 class ClipboardMus; | 31 class ClipboardMus; |
(...skipping 23 matching lines...) Expand all Loading... |
51 // Inline the empty definitions of functions so that they can be compiled out. | 55 // Inline the empty definitions of functions so that they can be compiled out. |
52 static void AssertSyncCallAllowed() {} | 56 static void AssertSyncCallAllowed() {} |
53 #endif | 57 #endif |
54 | 58 |
55 private: | 59 private: |
56 // DO NOT ADD ANY OTHER FRIEND STATEMENTS, talk to mojo/OWNERS first. | 60 // DO NOT ADD ANY OTHER FRIEND STATEMENTS, talk to mojo/OWNERS first. |
57 // BEGIN ALLOWED USAGE. | 61 // BEGIN ALLOWED USAGE. |
58 friend class ui::Gpu; // http://crbug.com/620058 | 62 friend class ui::Gpu; // http://crbug.com/620058 |
59 // LevelDBMojoProxy makes same-process sync calls from the DB thread. | 63 // LevelDBMojoProxy makes same-process sync calls from the DB thread. |
60 friend class leveldb::LevelDBMojoProxy; | 64 friend class leveldb::LevelDBMojoProxy; |
| 65 // Sync calls are enabled before the main MessageLoop starts. |
| 66 friend class content::BrowserMainRunnerImpl; |
61 // END ALLOWED USAGE. | 67 // END ALLOWED USAGE. |
62 | 68 |
63 // BEGIN USAGE THAT NEEDS TO BE FIXED. | 69 // BEGIN USAGE THAT NEEDS TO BE FIXED. |
64 // In the non-mus case, we called blocking OS functions in the ui::Clipboard | 70 // In the non-mus case, we called blocking OS functions in the ui::Clipboard |
65 // implementation which weren't caught by sync call restrictions. Our blocking | 71 // implementation which weren't caught by sync call restrictions. Our blocking |
66 // calls to mus, however, are. | 72 // calls to mus, however, are. |
67 friend class views::ClipboardMus; | 73 friend class views::ClipboardMus; |
68 // END USAGE THAT NEEDS TO BE FIXED. | 74 // END USAGE THAT NEEDS TO BE FIXED. |
69 | 75 |
70 #if ENABLE_SYNC_CALL_RESTRICTIONS | 76 #if ENABLE_SYNC_CALL_RESTRICTIONS |
(...skipping 21 matching lines...) Expand all Loading... |
92 | 98 |
93 DISALLOW_COPY_AND_ASSIGN(ScopedAllowSyncCall); | 99 DISALLOW_COPY_AND_ASSIGN(ScopedAllowSyncCall); |
94 }; | 100 }; |
95 | 101 |
96 DISALLOW_IMPLICIT_CONSTRUCTORS(SyncCallRestrictions); | 102 DISALLOW_IMPLICIT_CONSTRUCTORS(SyncCallRestrictions); |
97 }; | 103 }; |
98 | 104 |
99 } // namespace mojo | 105 } // namespace mojo |
100 | 106 |
101 #endif // MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ | 107 #endif // MOJO_PUBLIC_CPP_BINDINGS_SYNC_CALL_RESTRICTIONS_H_ |
OLD | NEW |