content: implement unittests backend for Ozone GBM

content/test/content_test_suite.cc

Index: content/test/content_test_suite.cc
diff --git a/content/test/content_test_suite.cc b/content/test/content_test_suite.cc
index 2cb9731ea48e08a9dce3440f52387cf5f78b34b5..39774fe81c43be8454929b05613fe6a422fa0339 100644
--- a/content/test/content_test_suite.cc
+++ b/content/test/content_test_suite.cc
@@ -8,6 +8,7 @@
 #include "base/base_switches.h"
 #include "base/logging.h"
 #include "base/macros.h"
+#include "base/message_loop/message_loop.h"
 #include "build/build_config.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_paths.h"
@@ -85,6 +86,14 @@ void ContentTestSuite::Initialize() {
 #if defined(OS_WIN)
   gfx::SetDefaultDeviceScaleFactor(1.0f);
 #endif
+#if defined(USE_OZONE)
+  // Ozone backend needs MessageLoopForUI.
+  scoped_ptr<base::MessageLoop> message_loop;
+  if (!base::MessageLoop::current())

[reveman, 2016/01/11 19:13:51]

is this conditional needed?

[dshwang, 2016/01/11 20:17:45]

content_gl_tests calls it after creating MessageLoopForUI.

+    message_loop.reset(new base::MessageLoopForUI);
+  ozone_ = ui::OzoneInitializerForTest::Create();
+  DCHECK(ozone_);
+#endif
 
   ContentTestSuiteBase::Initialize();
   {