Enable FeatureList for the GPU process.

content/ppapi_plugin/ppapi_plugin_main.cc

Index: content/ppapi_plugin/ppapi_plugin_main.cc
diff --git a/content/ppapi_plugin/ppapi_plugin_main.cc b/content/ppapi_plugin/ppapi_plugin_main.cc
index 2eec3e2b2c169aeeea24b61bbf36bc397ba8d2f9..3c687333eabf70829ae1e48aadd9e5ad5f333614 100644
--- a/content/ppapi_plugin/ppapi_plugin_main.cc
+++ b/content/ppapi_plugin/ppapi_plugin_main.cc
@@ -6,7 +6,6 @@
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/debug/debugger.h"
-#include "base/feature_list.h"
 #include "base/files/file_path.h"
 #include "base/i18n/rtl.h"
 #include "base/message_loop/message_loop.h"
@@ -123,12 +122,6 @@ int PpapiPluginMain(const MainFunctionParams& parameters) {
   LinuxSandbox::InitializeSandbox();
 #endif
 
-  std::unique_ptr<base::FeatureList> feature_list(new base::FeatureList);
-  feature_list->InitializeFromCommandLine(
-      command_line.GetSwitchValueASCII(switches::kEnableFeatures),
-      command_line.GetSwitchValueASCII(switches::kDisableFeatures));
-  base::FeatureList::SetInstance(std::move(feature_list));
-
   ChildProcess ppapi_process;
   ppapi_process.set_main_thread(
       new PpapiThread(parameters.command_line, false));  // Not a broker.