mac content shell drt: Hook up a dummy image transport

content/shell/shell_main_delegate.cc

Index: content/shell/shell_main_delegate.cc
diff --git a/content/shell/shell_main_delegate.cc b/content/shell/shell_main_delegate.cc
index 133494bceb55a915d1f0e38cc0c62546d1f5b15e..04ed95da3c6315f55b3e2bcf8be20c969aa51ab1 100644
--- a/content/shell/shell_main_delegate.cc
+++ b/content/shell/shell_main_delegate.cc
@@ -16,6 +16,7 @@
 #include "content/shell/shell_content_renderer_client.h"
 #include "content/shell/shell_switches.h"
 #include "content/shell/webkit_test_platform_support.h"
+#include "content/public/test/layouttest_support.h"
 #include "net/cookies/cookie_monster.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
@@ -100,6 +101,7 @@ bool ShellMainDelegate::BasicStartupComplete(int* exit_code) {
     command_line.AppendSwitch(switches::kAllowFileAccessFromFiles);
     command_line.AppendSwitchASCII(
         switches::kUseGL, gfx::kGLImplementationOSMesaName);
+    SetAllowOSMesaImageTransportForTesting();

[jochen (gone - plz use gerrit), 2013/02/26 14:35:18]

this code only runs in the browser process. Is this enough for this purpose?

[Nico, 2013/02/26 14:37:25]

Apparently :-P

I think the gpu <-> browser io surface is created in the browser process, early
during startup.

     command_line.AppendSwitch(switches::kIgnoreGpuBlacklist);
     command_line.AppendSwitch(switches::kEnableExperimentalWebKitFeatures);
     command_line.AppendSwitch(switches::kEnableCssShaders);