Applied the patch to master, recompiled ok. I put the rc1 cab in /usr/share/wine/gecko/, as always. In the creation of a new prefix, it gave me an err which wasn't there before: err:mshtml:init_xpcom AutoRegister(NULL) failed: 80070057 but 'wine iexplore' works better than before (sites that crashed wine before don't crash it anymore). I investigated it a bit recreating a new prefix with 'WINEDEBUG=+mshtml winecfg' and here's the log:
wine: created the configuration directory '/home/luca/.wine' trace:mshtml:register_server (1) trace:mshtml:load_gecko () trace:mshtml:install_cab (L"Z:\usr\bin\..\share\wine\gecko\wine_gecko-1.1.0-rc1-x86.cab") trace:mshtml:check_version "Wine Gecko 1.1.0-rc1" trace:mshtml:load_xpcom (L"C:\windows\system32\gecko\1.1.0-rc1\wine_gecko") fixme:system:SetProcessDPIAware stub! trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsISupports 0x33d374) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33d214) trace:mshtml:nsDirectoryServiceProvider_GetFile ("GreD" 0x33d2ec 0x33d2e8) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33d214) trace:mshtml:nsDirectoryServiceProvider_GetFile ("XCurProcD" 0x33d2ec 0x33d2e8) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33bfc4) trace:mshtml:nsDirectoryServiceProvider_GetFile ("PrfDef" 0x33c09c 0x33c098) warn:mshtml:nsDirectoryServiceProvider_QueryInterface ({2f977d4b-5485-11d4-87e2-0010a4e75ef2} 0x33bff4) warn:mshtml:nsDirectoryServiceProvider_QueryInterface ({2f977d4b-5485-11d4-87e2-0010a4e75ef2} 0x33bff4) fixme:iphlpapi:NotifyAddrChange (Handle 0xf5e914, overlapped 0xf5e918): stub trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33bc64) trace:mshtml:nsDirectoryServiceProvider_GetFile ("AChrom" 0x33bd3c 0x33bd38) err:mshtml:init_xpcom AutoRegister(NULL) failed: 80070057 trace:mshtml:nsIOService_GetProtocolHandler ("file" 0x33cff8) trace:mshtml:nsIOService_NewURI ("file:///C:/windows/system32/gecko/1.1.0-rc1/wine_gecko/components/nsTryToClose.js" (null) (nil) 0x33d15c) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33ccb4) trace:mshtml:nsDirectoryServiceProvider_GetFile ("ProfDS" 0x33cd8c 0x33cd88) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33ccb4) trace:mshtml:nsDirectoryServiceProvider_GetFile ("ProfD" 0x33cd8c 0x33cd88) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33ccb4) trace:mshtml:nsDirectoryServiceProvider_GetFile ("ProfLDS" 0x33cd8c 0x33cd88) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33ccb4) trace:mshtml:nsDirectoryServiceProvider_GetFile ("ProfLD" 0x33cd8c 0x33cd88) trace:mshtml:nsIOService_NewURI ("resource://gre/modules/XPCOMUtils.jsm" (null) (nil) 0x33acb8) trace:mshtml:nsDirectoryServiceProvider_QueryInterface (IID_nsIDirectoryServiceProvider 0x33851c) trace:mshtml:nsDirectoryServiceProvider_GetFile ("CurProcD" 0x3385f4 0x3385f0) trace:mshtml:nsIOService_NewFileURI (0x7613b8 0x338674) trace:mshtml:nsIOService_NewFileURI (0x7613b8 0x338674) trace:mshtml:nsIOService_NewURI ("jar:chrome/toolkit.jar!/res/" (null) 0x75f6c8 0x3386e4) trace:mshtml:nsIOService_ExtractScheme ("jar:chrome/toolkit.jar!/res/" 0x3363d0) trace:mshtml:nsIOService_NewURI ("chrome/toolkit.jar!/res/" "" 0x75f6c8 0x7613cc) trace:mshtml:nsIOService_NewURI not wraping trace:mshtml:nsIOService_NewChannelFromURI (0x75fa90 0x33acb4) trace:mshtml:nsIOService_NewChannelFromURI Could not get nsWineURI: 80004002 trace:mshtml:nsIOService_NewChannel ("file:///C:/windows/system32/gecko/1.1.0-rc1/wine_gecko/modules/XPCOMUtils.jsm" (null) (nil) 0x33acb4) trace:mshtml:close_gecko () wine: configuration in '/home/luca/.wine' has been updated.
Hope it helps :)