Reviewed by Oliver Hunt.

        WebKit side of <rdar://problem/6688244>.
        
        Try reinitializing the vendor port if it's invalid.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::spawnPluginHost):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41820 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Sam Weinig.

        WebKit side of <rdar://problem/6656147>.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        Pass the requestID to _WKPHInstantiatePlugin.
        
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        Pass the requestID to setCurrentReply.
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.h:
        (WebKit::NetscapePluginInstanceProxy::setCurrentReply):
        Store the reply in a map with the requestID as the key.
        
        (WebKit::NetscapePluginInstanceProxy::waitForReply):
        Wait for a reply that matches the given requestID.
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        (WebKit::NetscapePluginInstanceProxy::NetscapePluginInstanceProxy):
        Initialize member variables.
        
        (WebKit::NetscapePluginInstanceProxy::~NetscapePluginInstanceProxy):
        Delete all requests.
        
        (WebKit::NetscapePluginInstanceProxy::print):
        Pass the requestID to _WKPHPluginInstancePrint.
        
        (WebKit::NetscapePluginInstanceProxy::loadRequest):
        Rename m_currentRequestID to m_currentURLRequestID.
        
        (WebKit::NetscapePluginInstanceProxy::processRequestsAndWaitForReply):
        Process requests until we find a reply with the right requestID.
        
        (WebKit::NetscapePluginInstanceProxy::createBindingsInstance):
        Pass a requestID to the _WKPH function.
        
        (WebKit::NetscapePluginInstanceProxy::nextRequestID):
        Ditto.
        
        * Plugins/Hosted/ProxyInstance.mm:
        Pass a requestID to the _WKPH functions.
        
        * Plugins/Hosted/WebKitPluginClient.defs:
        * Plugins/Hosted/WebKitPluginHost.defs:
        Add requestID parameters.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41597 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Darin Adler.

        Fix <rdar://problem/6633834>.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        Create a new plug-in instance if the plug-in host has crashed.
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        (WebKit::NetscapePluginInstanceProxy::invalidate):
        Add a null check for the plug-in host proxy.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41400 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein.

        WebKit part of <rdar://problem/6638658>.
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::createPropertyListFile):
        Spawn the plug-in host and wait for it to create the property list.
        
        * Plugins/WebBasePluginPackage.mm:
        (-[WebBasePluginPackage createPropertyListFile]):
        Factor code out into a new method.
        
        (-[WebBasePluginPackage pListForPath:createFile:]):
        Call the newly added createPropertyListFile method.
        
        * Plugins/WebNetscapePluginPackage.mm:
        (-[WebNetscapePluginPackage createPropertyListFile]):
        Tell the plug-in host manager to create a property list file for us.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41376 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Sam Weinig.

        WebKit side of <rdar://problem/6449689>

        Pass the visible name to the plug-in host.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::spawnPluginHost):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41348 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Mark Rowe.

        <rdar://problem/6573916> 
        CrashTracer: [USER] 1 crash in Safari at com.apple.WebKit • WebKit::NetscapePluginInstanceProxy::pluginHostDied + 25.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        If we failed to instantiate the plug-in, invalidate the instance proxy.
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.h:
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        (WebKit::NetscapePluginInstanceProxy::invalidate):
        Remove the instance from the plug-in host's set.
        
        (WebKit::NetscapePluginInstanceProxy::destroy):
        Call invalidate().



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@40839 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Sam Weinig.

        Pass the PSN of the client to the host, and get the PSN of the host back when checking in.
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::hostForPackage):
        Get the current PSN and pass it to spawnPluginHost.
        
        (WebKit::NetscapePluginHostManager::spawnPluginHost):
        Pass the PSN to the "check in" function.
        
        * Plugins/Hosted/NetscapePluginHostProxy.h:
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        (WebKit::NetscapePluginHostProxy::NetscapePluginHostProxy):
        
        (WebKit::NetscapePluginHostProxy::pluginHostDied):
        Fix a bug noticed by Julien Chaffraix. Call endModal if necessary.
        
        (WebKit::NetscapePluginHostProxy::beginModal):
        (WebKit::NetscapePluginHostProxy::endModal):
        (WebKit::NetscapePluginHostProxy::setModal):
        Split out the code that does all of the work into beginModal and endModal methods.
        
        * Plugins/Hosted/WebKitPluginHost.defs:
        * Plugins/WebNetscapePluginView.mm:
        (-[WebNetscapePluginView loadStream]):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@40377 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Kevin Decker.

        Don't crash or hang when we fail to instantiate a plug-in.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        Return 0 on failure.
        
        * Plugins/Hosted/WebHostedNetscapePluginView.mm:
        (-[WebHostedNetscapePluginView JSC::Bindings::createPluginBindingsInstance:JSC::Bindings::]):
        Null check for the proxy member.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@40127 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Sam Weinig.

        Change InstantiatePlugin to be asynchronous so we won't deadlock if the plug-in tries to call
        back into us while it's being instantiated.
        
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        * Plugins/Hosted/NetscapePluginHostProxy.h:
        (WebKit::NetscapePluginHostProxy::clientPort):
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        (WKPCInstantiatePluginReply):
        * Plugins/Hosted/NetscapePluginInstanceProxy.h:
        (WebKit::NetscapePluginInstanceProxy::Reply::):
        (WebKit::NetscapePluginInstanceProxy::Reply::Reply):
        (WebKit::NetscapePluginInstanceProxy::Reply::~Reply):
        (WebKit::NetscapePluginInstanceProxy::InstantiatePluginReply::InstantiatePluginReply):
        (WebKit::NetscapePluginInstanceProxy::setCurrentReply):
        (WebKit::NetscapePluginInstanceProxy::waitForReply):
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        (WebKit::NetscapePluginInstanceProxy::NetscapePluginInstanceProxy):
        (WebKit::NetscapePluginInstanceProxy::processRequestsAndWaitForReply):
        * Plugins/Hosted/WebKitPluginClient.defs:
        * Plugins/Hosted/WebKitPluginHost.defs:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@39324 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Darin Adler.

        Let WebKit generate a plug-in ID instead of having the plug-in host do it.

        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        Create the plug-in proxy before instantiating the plug-in.
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.h:
        (WebKit::NetscapePluginInstanceProxy::create):
        (WebKit::NetscapePluginInstanceProxy::setRenderContextID):
        (WebKit::NetscapePluginInstanceProxy::setUseSoftwareRenderer):
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        (WebKit::NetscapePluginInstanceProxy::NetscapePluginInstanceProxy):
        * Plugins/Hosted/WebKitPluginHost.defs:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@39315 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein.

        <rdar://problem/6412234>
        Don't crash if we can't launch the plug-in host.

        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38950 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein.

        Create a client mach port and pass it to the plug-in host.
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::hostForPackage):
        (WebKit::NetscapePluginHostManager::spawnPluginHost):
        * Plugins/Hosted/NetscapePluginHostProxy.h:
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        (WebKit::NetscapePluginHostProxy::NetscapePluginHostProxy):
        * Plugins/Hosted/WebKitPluginHost.defs:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38920 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Sam Weinig.

        Let the plug-in views know if the plug-in host crashes.
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        * Plugins/Hosted/NetscapePluginHostProxy.h:
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        (WebKit::NetscapePluginHostProxy::pluginHostDied):
        (WebKit::NetscapePluginHostProxy::addPluginInstance):
        (WebKit::NetscapePluginHostProxy::removePluginInstance):
        
        * Plugins/Hosted/NetscapePluginInstanceProxy.h:
        (WebKit::NetscapePluginInstanceProxy::create):
        * Plugins/Hosted/NetscapePluginInstanceProxy.mm:
        Keep a pointer to the host proxy.
        
        (WebKit::NetscapePluginInstanceProxy::NetscapePluginInstanceProxy):
        Add the instance to the host set.
        
        (WebKit::NetscapePluginInstanceProxy::~NetscapePluginInstanceProxy):
        Remove the instance form the host set.
        
        (WebKit::NetscapePluginInstanceProxy::pluginHostDied):
        Tell the plug-in view that the plug-in died.

        * Plugins/Hosted/WebHostedNetscapePluginView.h:
        * Plugins/Hosted/WebHostedNetscapePluginView.mm:
        (-[WebHostedNetscapePluginView createPlugin]):
        Pass the plug-in view to the instantiatePlugin.
        
        (-[WebHostedNetscapePluginView pluginHostDied]):
        Handle the plug-in host crashing.
        
        (-[WebHostedNetscapePluginView drawRect:]):
        Fill the plug-in view with a nice red shade if the plug-in crashes.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38914 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein.

        Recover if the plug-in host dies and we try to instantiate another plugin before we get the port death notification
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::pluginHostDied):
        Remove the plug-in host from the map.
        
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        NetscapePluginHostProxy is no longer refcounted.

        * Plugins/Hosted/NetscapePluginHostProxy.h:
        This is no longer refcounted. Add a set of plug-in instances (unused for now).
        
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        (WebKit::NetscapePluginHostProxy::NetscapePluginHostProxy):
        Create a death notification port.
        
        (WebKit::NetscapePluginHostProxy::pluginHostDied):
        Tell the manager that we're gone and delete ourselves.
        
        (WebKit::NetscapePluginHostProxy::deathPortCallback):
        New CFMachPort callback.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38905 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein.

        Move instantiatePlugin to NetscapePluginHostManager.
        
        * Plugins/Hosted/NetscapePluginHostManager.h:
        * Plugins/Hosted/NetscapePluginHostManager.mm:
        (WebKit::NetscapePluginHostManager::instantiatePlugin):
        * Plugins/Hosted/NetscapePluginHostProxy.h:
        * Plugins/Hosted/NetscapePluginHostProxy.mm:
        * Plugins/Hosted/WebHostedNetscapePluginView.mm:
        (-[WebHostedNetscapePluginView createPlugin]):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38883 268f45cc-cd09-0410-ab3c-d52691b4dbfc

        Reviewed by Dan Bernstein, Mark Rowe and Kevin Decker.

        Add the plug-in host manager singleton.
        
        * Plugins/Hosted/NetscapePluginHostManager.h: Added.
        * Plugins/Hosted/NetscapePluginHostManager.mm: Added.
        
        (WebKit::NetscapePluginHostManager::hostForPackage):
        If there's an existing host proxy available, just return it. Otherwise spawn a new plug-in host and
        create a new plug-in host proxy from the new plug-in host port.
        
        (WebKit::NetscapePluginHostManager::spawnPluginHost):
        Pass the plug-in host path and the preferred CPU type to the plug-in agent. When the plug-in host has
        finished launching, pass it the path to the plug-in bundle.
        
        (WebKit::NetscapePluginHostManager::initializeVendorPort):
        Check in with the plug-in agent and get the new plug-in vendor port back.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38808 268f45cc-cd09-0410-ab3c-d52691b4dbfc