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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/175806">175806</a></dd>
<dt>Author</dt> <dd>zandobersek@gmail.com</dd>
<dt>Date</dt> <dd>2014-11-10 04:29:57 -0800 (Mon, 10 Nov 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>[WK2] Use C++ lambdas in IPC::Connection
https://bugs.webkit.org/show_bug.cgi?id=138018
Reviewed by Anders Carlsson.
Replace uses of WTF::bind() in the IPC::Connection class with C++11 lambdas.
* Platform/IPC/Connection.cpp:
(IPC::Connection::SyncMessageState::processIncomingMessage):
(IPC::Connection::dispatchWorkQueueMessageReceiverMessage):
(IPC::Connection::invalidate):
(IPC::Connection::sendMessage):
(IPC::Connection::processIncomingMessage):
(IPC::Connection::enqueueIncomingMessage):
* Platform/IPC/mac/ConnectionMac.mm:
(IPC::Connection::initializeDeadNameSource):
(IPC::Connection::receiveSourceEventHandler):
* Platform/IPC/unix/ConnectionUnix.cpp:
(IPC::Connection::open):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2PlatformIPCConnectioncpp">trunk/Source/WebKit2/Platform/IPC/Connection.cpp</a></li>
<li><a href="#trunkSourceWebKit2PlatformIPCmacConnectionMacmm">trunk/Source/WebKit2/Platform/IPC/mac/ConnectionMac.mm</a></li>
<li><a href="#trunkSourceWebKit2PlatformIPCunixConnectionUnixcpp">trunk/Source/WebKit2/Platform/IPC/unix/ConnectionUnix.cpp</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (175805 => 175806)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog 2014-11-10 10:48:30 UTC (rev 175805)
+++ trunk/Source/WebKit2/ChangeLog 2014-11-10 12:29:57 UTC (rev 175806)
</span><span class="lines">@@ -1,3 +1,25 @@
</span><ins>+2014-11-10 Zan Dobersek <zdobersek@igalia.com>
+
+ [WK2] Use C++ lambdas in IPC::Connection
+ https://bugs.webkit.org/show_bug.cgi?id=138018
+
+ Reviewed by Anders Carlsson.
+
+ Replace uses of WTF::bind() in the IPC::Connection class with C++11 lambdas.
+
+ * Platform/IPC/Connection.cpp:
+ (IPC::Connection::SyncMessageState::processIncomingMessage):
+ (IPC::Connection::dispatchWorkQueueMessageReceiverMessage):
+ (IPC::Connection::invalidate):
+ (IPC::Connection::sendMessage):
+ (IPC::Connection::processIncomingMessage):
+ (IPC::Connection::enqueueIncomingMessage):
+ * Platform/IPC/mac/ConnectionMac.mm:
+ (IPC::Connection::initializeDeadNameSource):
+ (IPC::Connection::receiveSourceEventHandler):
+ * Platform/IPC/unix/ConnectionUnix.cpp:
+ (IPC::Connection::open):
+
</ins><span class="cx"> 2014-11-09 Gyuyoung Kim <gyuyoung.kim@samsung.com>
</span><span class="cx">
</span><span class="cx"> Remove create() factory function in FooAnimationValue classes
</span></span></pre></div>
<a id="trunkSourceWebKit2PlatformIPCConnectioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/Platform/IPC/Connection.cpp (175805 => 175806)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/Platform/IPC/Connection.cpp 2014-11-10 10:48:30 UTC (rev 175805)
+++ trunk/Source/WebKit2/Platform/IPC/Connection.cpp 2014-11-10 12:29:57 UTC (rev 175806)
</span><span class="lines">@@ -164,8 +164,13 @@
</span><span class="cx"> {
</span><span class="cx"> MutexLocker locker(m_mutex);
</span><span class="cx">
</span><del>- if (m_didScheduleDispatchMessagesWorkSet.add(connection).isNewEntry)
- m_runLoop.dispatch(bind(&SyncMessageState::dispatchMessageAndResetDidScheduleDispatchMessagesForConnection, this, RefPtr<Connection>(connection)));
</del><ins>+ if (m_didScheduleDispatchMessagesWorkSet.add(connection).isNewEntry) {
+ RefPtr<SyncMessageState> protectedThis(this);
+ RefPtr<Connection> protectedConnection(connection);
+ m_runLoop.dispatch([protectedThis, protectedConnection] {
+ protectedThis->dispatchMessageAndResetDidScheduleDispatchMessagesForConnection(protectedConnection.get());
+ });
+ }
</ins><span class="cx">
</span><span class="cx"> m_messagesToDispatchWhileWaitingForSyncReply.append(WTF::move(connectionAndIncomingMessage));
</span><span class="cx"> }
</span><span class="lines">@@ -296,10 +301,8 @@
</span><span class="cx"> });
</span><span class="cx"> }
</span><span class="cx">
</span><del>-void Connection::dispatchWorkQueueMessageReceiverMessage(WorkQueueMessageReceiver* workQueueMessageReceiver, MessageDecoder* incomingMessageDecoder)
</del><ins>+void Connection::dispatchWorkQueueMessageReceiverMessage(WorkQueueMessageReceiver* workQueueMessageReceiver, MessageDecoder* decoder)
</ins><span class="cx"> {
</span><del>- std::unique_ptr<MessageDecoder> decoder(incomingMessageDecoder);
-
</del><span class="cx"> if (!decoder->isSyncMessage()) {
</span><span class="cx"> workQueueMessageReceiver->didReceiveMessage(this, *decoder);
</span><span class="cx"> return;
</span><span class="lines">@@ -340,9 +343,12 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> // Reset the client.
</span><del>- m_client = 0;
</del><ins>+ m_client = nullptr;
</ins><span class="cx">
</span><del>- m_connectionQueue->dispatch(WTF::bind(&Connection::platformInvalidate, this));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ m_connectionQueue->dispatch([protectedThis] {
+ protectedThis->platformInvalidate();
+ });
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void Connection::markCurrentlyDispatchedMessageAsInvalid()
</span><span class="lines">@@ -381,7 +387,10 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> // FIXME: We should add a boolean flag so we don't call this when work has already been scheduled.
</span><del>- m_connectionQueue->dispatch(WTF::bind(&Connection::sendOutgoingMessages, this));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ m_connectionQueue->dispatch([protectedThis] {
+ protectedThis->sendOutgoingMessages();
+ });
</ins><span class="cx"> return true;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -629,23 +638,27 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> if (!m_workQueueMessageReceivers.isValidKey(message->messageReceiverName())) {
</span><del>- if (message->messageReceiverName().isEmpty() && message->messageName().isEmpty()) {
- // Something went wrong when decoding the message. Encode the message length so we can figure out if this
- // happens for certain message lengths.
- CString messageReceiverName = "<unknown message>";
- CString messageName = String::format("<message length: %zu bytes>", message->length()).utf8();
</del><ins>+ // Something might have gone wrong when decoding the message. In that case, encode the message length
+ // so we can figure out if this happens for certain message lengths.
+ CString messageReceiverName = message->messageReceiverName().isEmpty() ? "<unknown message>" : message->messageReceiverName().toString();
+ CString messageName = message->messageName().isEmpty() ? String::format("<message length: %zu bytes>", message->length()).utf8() : message->messageReceiverName().toString();
</ins><span class="cx">
</span><del>- m_clientRunLoop.dispatch(bind(&Connection::dispatchDidReceiveInvalidMessage, this, messageReceiverName, messageName));
- return;
- }
-
- m_clientRunLoop.dispatch(bind(&Connection::dispatchDidReceiveInvalidMessage, this, message->messageReceiverName().toString(), message->messageName().toString()));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ m_clientRunLoop.dispatch([protectedThis, messageReceiverName, messageName] {
+ protectedThis->dispatchDidReceiveInvalidMessage(messageReceiverName, messageName);
+ });
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> auto it = m_workQueueMessageReceivers.find(message->messageReceiverName());
</span><span class="cx"> if (it != m_workQueueMessageReceivers.end()) {
</span><del>- it->value.first->dispatch(bind(&Connection::dispatchWorkQueueMessageReceiverMessage, this, it->value.second, message.release()));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ RefPtr<WorkQueueMessageReceiver>& workQueueMessageReceiver = it->value.second;
+ MessageDecoder* decoderPtr = message.release();
+ it->value.first->dispatch([protectedThis, workQueueMessageReceiver, decoderPtr] {
+ std::unique_ptr<MessageDecoder> decoder(decoderPtr);
+ protectedThis->dispatchWorkQueueMessageReceiverMessage(workQueueMessageReceiver.get(), decoder.get());
+ });
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -801,7 +814,10 @@
</span><span class="cx"> m_incomingMessages.append(WTF::move(incomingMessage));
</span><span class="cx"> }
</span><span class="cx">
</span><del>- m_clientRunLoop.dispatch(WTF::bind(&Connection::dispatchOneMessage, this));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ m_clientRunLoop.dispatch([protectedThis] {
+ protectedThis->dispatchOneMessage();
+ });
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void Connection::dispatchMessage(MessageDecoder& decoder)
</span></span></pre></div>
<a id="trunkSourceWebKit2PlatformIPCmacConnectionMacmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/Platform/IPC/mac/ConnectionMac.mm (175805 => 175806)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/Platform/IPC/mac/ConnectionMac.mm 2014-11-10 10:48:30 UTC (rev 175805)
+++ trunk/Source/WebKit2/Platform/IPC/mac/ConnectionMac.mm 2014-11-10 12:29:57 UTC (rev 175806)
</span><span class="lines">@@ -361,8 +361,12 @@
</span><span class="cx"> void Connection::initializeDeadNameSource()
</span><span class="cx"> {
</span><span class="cx"> m_deadNameSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_MACH_SEND, m_sendPort, 0, m_connectionQueue->dispatchQueue());
</span><del>- dispatch_source_set_event_handler(m_deadNameSource, bind(&Connection::connectionDidClose, this));
</del><span class="cx">
</span><ins>+ RefPtr<Connection> protectedThis(this);
+ dispatch_source_set_event_handler(m_deadNameSource, ^{
+ protectedThis->connectionDidClose();
+ });
+
</ins><span class="cx"> mach_port_t sendPort = m_sendPort;
</span><span class="cx"> dispatch_source_set_cancel_handler(m_deadNameSource, ^{
</span><span class="cx"> // Release our send right.
</span><span class="lines">@@ -504,7 +508,12 @@
</span><span class="cx"> if (decoder->messageReceiverName() == "IPC" && decoder->messageName() == "SetExceptionPort") {
</span><span class="cx"> if (m_isServer) {
</span><span class="cx"> // Server connections aren't supposed to have their exception ports overriden. Treat this as an invalid message.
</span><del>- m_clientRunLoop.dispatch(bind(&Connection::dispatchDidReceiveInvalidMessage, this, decoder->messageReceiverName().toString(), decoder->messageName().toString()));
</del><ins>+ RefPtr<Connection> protectedThis(this);
+ CString messageReceiverNameString = decoder->messageReceiverName().toString();
+ CString messageNameString = decoder->messageName().toString();
+ m_clientRunLoop.dispatch([protectedThis, messageReceiverNameString, messageNameString] {
+ protectedThis->dispatchDidReceiveInvalidMessage(messageReceiverNameString, messageNameString);
+ });
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx"> MachPort exceptionPort;
</span></span></pre></div>
<a id="trunkSourceWebKit2PlatformIPCunixConnectionUnixcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/Platform/IPC/unix/ConnectionUnix.cpp (175805 => 175806)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/Platform/IPC/unix/ConnectionUnix.cpp 2014-11-10 10:48:30 UTC (rev 175805)
+++ trunk/Source/WebKit2/Platform/IPC/unix/ConnectionUnix.cpp 2014-11-10 12:29:57 UTC (rev 175806)
</span><span class="lines">@@ -388,27 +388,27 @@
</span><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span><ins>+ RefPtr<Connection> protectedThis(this);
</ins><span class="cx"> m_isConnected = true;
</span><span class="cx"> #if PLATFORM(GTK)
</span><del>- RefPtr<Connection> protector(this);
</del><span class="cx"> m_connectionQueue->registerSocketEventHandler(m_socketDescriptor,
</span><del>- [=] {
- protector->readyReadHandler();
</del><ins>+ [protectedThis] {
+ protectedThis->readyReadHandler();
</ins><span class="cx"> },
</span><del>- [=] {
- protector->connectionDidClose();
</del><ins>+ [protectedThis] {
+ protectedThis->connectionDidClose();
</ins><span class="cx"> });
</span><span class="cx"> #elif PLATFORM(EFL)
</span><del>- RefPtr<Connection> protector(this);
</del><span class="cx"> m_connectionQueue->registerSocketEventHandler(m_socketDescriptor,
</span><del>- [protector] {
- protector->readyReadHandler();
</del><ins>+ [protectedThis] {
+ protectedThis->readyReadHandler();
</ins><span class="cx"> });
</span><span class="cx"> #endif
</span><span class="cx">
</span><del>- // Schedule a call to readyReadHandler. Data may have arrived before installation of the signal
- // handler.
- m_connectionQueue->dispatch(WTF::bind(&Connection::readyReadHandler, this));
</del><ins>+ // Schedule a call to readyReadHandler. Data may have arrived before installation of the signal handler.
+ m_connectionQueue->dispatch([protectedThis] {
+ protectedThis->readyReadHandler();
+ });
</ins><span class="cx">
</span><span class="cx"> return true;
</span><span class="cx"> }
</span></span></pre>
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