mac builds and runs with --enable-ipc, but the subprocess nsAppShell dies for an apparently Cocoa-related reason. IPC is fine though

content/base/src/nsFrameLoader.cpp

@@ -679,6 +679,8 @@ nsFrameLoader::ShowRemoteFrame(nsIFrameFrame* frame, nsIView* view)
   gtk_widget_show(mRemoteSocket);
   GdkNativeWindow id = gtk_socket_get_id(GTK_SOCKET(mRemoteSocket));
   mChildProcess->SendcreateWidget(id);
+#elif defined(XP_MACOSX)
+#  warning IMPLEMENT ME
 
 #else
 #error TODO for this platform

dom/ipc/TabChild.cpp

@@ -246,13 +246,17 @@ TabChild::RecvcreateWidget(const MagicWindowHandle& parentWidget)
     gtk_widget_show(win);
 #elif defined(XP_WIN)
     HWND win = parentWidget;
+#elif defined(XP_MACOSX)
+#  warning IMPLEMENT ME
 #else
 #error You lose!
 #endif
 
+#if !defined(XP_MACOSX)
     baseWindow->InitWindow(win, 0, 0, 0, 0, 0);
     baseWindow->Create();
     baseWindow->SetVisibility(PR_TRUE);
+#endif
 
     return true;
 }

dom/ipc/TabTypes.h

@@ -14,6 +14,11 @@ typedef HWND MagicWindowHandle;
 #include <X11/X.h>
 
 typedef XID MagicWindowHandle;
+
+#elif defined(XP_MACOSX)
+#  warning This is a placeholder
+typedef long MagicWindowHandle;
+
 #else
 #error Not implemented, stooge
 #endif

dom/plugins/NPEventOSX.h

@@ -41,13 +41,24 @@
 
 
 #include "npapi.h"
+#include "IPC/IPCMessageUtils.h"
 
 #warning This is only a stub implementation IMPLEMENT ME
 
+namespace mozilla {
+namespace plugins {
+struct NPRemoteEvent {
+    NPEvent event;
+};
+}
+}
+
+namespace IPC {
+
 template <>
-struct ParamTraits<NPEvent>
+struct ParamTraits<mozilla::plugins::NPRemoteEvent>
 {
-    typedef NPEvent paramType;
+    typedef mozilla::plugins::NPRemoteEvent paramType;
 
     static void Write(Message* aMsg, const paramType& aParam)
     {
@@ -63,5 +74,6 @@ struct ParamTraits<NPEvent>
     }
 };
 
+} // namespace IPC
 
 #endif // ifndef mozilla_dom_plugins_NPEventOSX_h

dom/plugins/PluginInstanceChild.cpp

@@ -422,6 +422,9 @@ PluginInstanceChild::AnswerNPP_SetWindow(const NPRemoteWindow& aWindow,
         }
     }
 
+#elif defined(OS_MACOSX)
+#  warning This is only a stub implementation IMPLEMENT ME
+
 #else
 #  error Implement me for your OS
 #endif

dom/plugins/PluginModuleChild.cpp

@@ -164,6 +164,9 @@ PluginModuleChild::Init(const std::string& aPluginFilename,
     mInitializeFunc =
         (NP_PLUGININIT)PR_FindFunctionSymbol(mLibrary, "NP_Initialize");
     NS_ENSURE_TRUE(mInitializeFunc, false);
+#elif defined(OS_MACOSX)
+#  warning IMPLEMENT ME
+
 #else
 
 #  error Please copy the initialization code from nsNPAPIPlugin.cpp
@@ -1252,6 +1255,10 @@ PluginModuleChild::AnswerNP_Initialize(NPError* _retval)
 
     *_retval = mInitializeFunc(&sBrowserFuncs);
     return true;
+#elif defined(OS_MACOSX)
+#  warning IMPLEMENT ME
+    return false;
+
 #else
 #  error Please implement me for your platform
 #endif

dom/plugins/PluginModuleChild.h

@@ -155,7 +155,7 @@ private:
     PRLibrary* mLibrary;
 
     // we get this from the plugin
-#ifdef OS_LINUX
+#ifdef OS_POSIX
     NP_PLUGINUNIXINIT mInitializeFunc;
 #elif OS_WIN
     NP_PLUGININIT mInitializeFunc;

ipc/chromium/src/chrome/common/ipc_message.h

@@ -244,7 +244,7 @@ class Message : public Pickle {
   }
 #endif
 
-#if defined(CHROMIUM_MOZILLA_BUILD)
+#if defined(CHROMIUM_MOZILLA_BUILD) && !defined(OS_MACOSX)
  protected:
 #endif
 

ipc/chromium/src/chrome/common/ipc_message_utils.h

@@ -219,7 +219,7 @@ struct ParamTraits<unsigned long> {
   }
 };
 
-#if !(defined(CHROMIUM_MOZILLA_BUILD) && defined(OS_LINUX) && defined(ARCH_CPU_64_BITS))
+#if !(defined(OS_MACOSX) || (defined(CHROMIUM_MOZILLA_BUILD) && defined(OS_LINUX) && defined(ARCH_CPU_64_BITS)))
 // There size_t is a synonym for |unsigned long| ...
 template <>
 struct ParamTraits<size_t> {
@@ -235,7 +235,7 @@ struct ParamTraits<size_t> {
   }
 };
 
-#else
+#elif !defined(OS_MACOSX)
 // ... so we need to define traits for |unsigned int|.
 // XXX duplicating OS_MACOSX version below so as not to conflict
 template <>