Added the Vulkan Context Provider implementation.

content/gpu/gpu_child_thread.cc

Index: content/gpu/gpu_child_thread.cc
diff --git a/content/gpu/gpu_child_thread.cc b/content/gpu/gpu_child_thread.cc
index e652ca914b2522242abeff12133648870ae82245..2dec918da27a80a69e43d0e90400f99686d7e22e 100644
--- a/content/gpu/gpu_child_thread.cc
+++ b/content/gpu/gpu_child_thread.cc
@@ -44,10 +44,6 @@
 #include "ui/ozone/public/ozone_platform.h"
 #endif
 
-#if defined(ENABLE_VULKAN)
-#include "gpu/vulkan/vulkan_surface.h"
-#endif
-
 namespace content {
 namespace {
 
@@ -202,11 +198,6 @@ GpuChildThread::GpuChildThread(
          base::CommandLine::ForCurrentProcess()->HasSwitch(
              switches::kInProcessGPU));
 
-#if defined(ENABLE_VULKAN)
-  // Temporary Vulkan initialization injection.
-  gpu::VulkanSurface::InitializeOneOff();
-#endif
-
   if (!gfx::GLSurface::InitializeOneOff())
     VLOG(1) << "gfx::GLSurface::InitializeOneOff failed";