Remove unsafe mode to enable es3 api by default for WebGL2 and ES3 context

gpu/command_buffer/tests/es3_misc_functions_unittest.cc

Index: gpu/command_buffer/tests/es3_misc_functions_unittest.cc
diff --git a/gpu/command_buffer/tests/es3_misc_functions_unittest.cc b/gpu/command_buffer/tests/es3_misc_functions_unittest.cc
index b2fe8c672eaf7dac3fa0186bf1189426b07df1a8..fd6db9db7e1aa6e21e2269eacf3f6fe6d2014f91 100644
--- a/gpu/command_buffer/tests/es3_misc_functions_unittest.cc
+++ b/gpu/command_buffer/tests/es3_misc_functions_unittest.cc
@@ -24,7 +24,6 @@ class OpenGLES3FunctionTest : public testing::Test {
  protected:
   void SetUp() override {
     base::CommandLine command_line(*base::CommandLine::ForCurrentProcess());
-    command_line.AppendSwitch(switches::kEnableUnsafeES3APIs);
     GLManager::Options options;
     options.context_type = gles2::CONTEXT_TYPE_OPENGLES3;
     gl_.InitializeWithCommandLine(options, command_line);