x11: Remove X11 message-pump.

content/common/gpu/media/rendering_helper.cc

Index: content/common/gpu/media/rendering_helper.cc
diff --git a/content/common/gpu/media/rendering_helper.cc b/content/common/gpu/media/rendering_helper.cc
index ae1549b85cc49533d54c16d3c60072f5dcb68bf4..76d29d1a1ea0a00e8d86f8438e4ab98c9fc9c05d 100644
--- a/content/common/gpu/media/rendering_helper.cc
+++ b/content/common/gpu/media/rendering_helper.cc
@@ -14,6 +14,10 @@
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface.h"
 
+#if defined(USE_X11)
+#include "ui/gfx/x/x11_types.h"
+#endif
+
 #ifdef GL_VARIANT_GLX
 typedef GLXWindow NativeWindowType;
 struct XFreeDeleter {
@@ -112,7 +116,7 @@ void RenderingHelper::Initialize(const RenderingHelperParams& params,
   CHECK_GT(params.num_windows, 0);
 
 #if GL_VARIANT_GLX
-  x_display_ = base::MessagePumpForUI::GetDefaultXDisplay();
+  x_display_ = gfx::GetXDisplay();
   CHECK(x_display_);
   CHECK(glXQueryVersion(x_display_, NULL, NULL));
   const int fbconfig_attr[] = {
@@ -144,7 +148,7 @@ void RenderingHelper::Initialize(const RenderingHelperParams& params,
 #if defined(OS_WIN)
   native_display = EGL_DEFAULT_DISPLAY;
 #else
-  x_display_ = base::MessagePumpForUI::GetDefaultXDisplay();
+  x_display_ = gfx::GetXDisplay();
   CHECK(x_display_);
   native_display = x_display_;
 #endif