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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef FrameHost_h | |
| 32 #define FrameHost_h | |
| 33 | |
| 34 #include "core/CoreExport.h" | |
| 35 #include "platform/heap/Handle.h" | |
| 36 #include "wtf/Allocator.h" | |
| 37 #include "wtf/Noncopyable.h" | |
| 38 #include "wtf/text/AtomicString.h" | |
| 39 #include <memory> | |
| 40 | |
| 41 namespace blink { | |
| 42 | |
| 43 class Page; | |
| 44 | |
| 45 // FrameHost is the set of global data shared between multiple frames | |
| 46 // and is provided by the embedder to each frame when created. | |
| 47 // FrameHost currently corresponds to the Page object in core/page | |
| 48 // however the concept of a Page is moving up out of Blink. | |
| 49 // In an out-of-process iframe world, a single Page may have | |
| 50 // multiple frames in different process, thus Page becomes a | |
| 51 // browser-level concept and Blink core/ only knows about its LocalFrame (and | |
| 52 // FrameHost). Separating Page from the rest of core/ through this indirection | |
| 53 // allows us to slowly refactor Page without breaking the rest of core. | |
| 54 // TODO(sashab): Merge FrameHost back into Page. crbug.com/688614 | |
| 55 class CORE_EXPORT FrameHost final | |
| 56 : public GarbageCollectedFinalized<FrameHost> { | |
| 57 WTF_MAKE_NONCOPYABLE(FrameHost); | |
| 58 | |
| 59 public: | |
| 60 static FrameHost* create(Page&); | |
| 61 ~FrameHost(); | |
| 62 | |
| 63 DECLARE_TRACE(); | |
| 64 | |
| 65 private: | |
| 66 explicit FrameHost(Page&); | |
| 67 | |
| 68 const Member<Page> m_page; | |
| 69 }; | |
| 70 | |
| 71 } // namespace blink | |
| 72 | |
| 73 #endif // FrameHost_h | |
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Chromium Code Reviews
Issue 2774823002:
Remove FrameHost class (Closed)
