content: Pass IOSurface references using Mach IPC.

content/app/content_main_runner.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 67 matching lines @@
 
 #include "base/strings/string_number_conversions.h"
 #include "base/trace_event/trace_event_etw_export_win.h"
 #include "ui/base/win/atl_module.h"
 #include "ui/gfx/win/dpi.h"
 #elif defined(OS_MACOSX)
 #include "base/mac/scoped_nsautorelease_pool.h"
 #if !defined(OS_IOS)
 #include "base/power_monitor/power_monitor_device_source.h"
 #include "content/browser/mach_broker_mac.h"
+#include "content/common/mac/io_surface_manager.h"
 #include "content/common/sandbox_init_mac.h"
 #endif  // !OS_IOS
 #endif  // OS_WIN
 
 #if defined(OS_POSIX)
 #include <signal.h>
 
 #include "base/posix/global_descriptors.h"
 #include "content/public/common/content_descriptors.h"
 
@@ skipping 20 matching lines @@
 extern int PluginMain(const content::MainFunctionParams&);
 #endif
 extern int PpapiPluginMain(const MainFunctionParams&);
 extern int PpapiBrokerMain(const MainFunctionParams&);
 #endif
 extern int RendererMain(const content::MainFunctionParams&);
 extern int UtilityMain(const MainFunctionParams&);
 }  // namespace content
 
 namespace content {
+namespace {
+
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+class IOSurfaceManagerImpl : public IOSurfaceManager {
+ public:
+  IOSurfaceManagerImpl() {}
+
+  // Overridden from IOSurfaceManager:
+  bool RegisterIOSurface(int io_surface_id,
+                         int client_id,
+                         IOSurfaceRef io_surface) override {
+    return MachBroker::ChildRegisterIOSurfaceWithParent(
+        io_surface_id, client_id, IOSurfaceCreateMachPort(io_surface));
+  }
+  void UnregisterIOSurface(int io_surface_id, int client_id) override {
+    MachBroker::ChildUnregisterIOSurfaceWithParent(io_surface_id, client_id);
+  }
+  IOSurfaceRef AcquireIOSurface(int io_surface_id) override {
+    return IOSurfaceLookupFromMachPort(
+        MachBroker::ChildAcquireIOSurfaceFromParent(io_surface_id));
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(IOSurfaceManagerImpl);
+};
+#endif
+
+}  // namespace
 
 #if !defined(CHROME_MULTIPLE_DLL_CHILD)
 base::LazyInstance<ContentBrowserClient>
     g_empty_content_browser_client = LAZY_INSTANCE_INITIALIZER;
 #endif  //  !CHROME_MULTIPLE_DLL_CHILD
 
 #if !defined(OS_IOS) && !defined(CHROME_MULTIPLE_DLL_BROWSER)
 base::LazyInstance<ContentPluginClient>
     g_empty_content_plugin_client = LAZY_INSTANCE_INITIALIZER;
 base::LazyInstance<ContentRendererClient>
@@ skipping 516 matching lines @@
     if (process_type.empty() ||
         (delegate_ &&
          delegate_->ProcessRegistersWithSystemProcess(process_type))) {
       base::PowerMonitorDeviceSource::AllocateSystemIOPorts();
     }
 
     if (!process_type.empty() &&
         (!delegate_ || delegate_->ShouldSendMachPort(process_type))) {
       MachBroker::ChildSendTaskPortToParent();
     }
+
+    IOSurfaceManager::InitInstance(new IOSurfaceManagerImpl);
 #elif defined(OS_WIN)
     SetupCRT(command_line);
 #endif
 
 #if defined(OS_POSIX)
     if (!process_type.empty()) {
       // When you hit Ctrl-C in a terminal running the browser
       // process, a SIGINT is delivered to the entire process group.
       // When debugging the browser process via gdb, gdb catches the
       // SIGINT for the browser process (and dumps you back to the gdb
@@ skipping 168 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content