content: Fix lost context handling when using native GpuMemoryBuffers.

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index 9f189debd0ceaca3e2eab3ef833a28ec0600e7bb..ba92bebbcf82c82d329f8d9e5615c893e7b7babb 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -477,18 +477,6 @@ void BrowserMainLoop::EarlyInitialization() {
   }
 #endif  // !defined(OS_IOS)
 
-  if (parsed_command_line_.HasSwitch(switches::kEnableNativeGpuMemoryBuffers)) {
-    BrowserGpuChannelHostFactory::EnableGpuMemoryBufferFactoryUsage(
-        gfx::GpuMemoryBuffer::MAP);
-    BrowserGpuChannelHostFactory::EnableGpuMemoryBufferFactoryUsage(
-        gfx::GpuMemoryBuffer::PERSISTENT_MAP);
-  }
-
-#if defined(USE_OZONE)
-  BrowserGpuChannelHostFactory::EnableGpuMemoryBufferFactoryUsage(
-      gfx::GpuMemoryBuffer::SCANOUT);
-#endif
-
   base::DiscardableMemoryAllocator::SetInstance(
       HostDiscardableSharedMemoryManager::current());