command_buffer: Add support for creating non-WebGL ES 3 contexts

gpu/command_buffer/service/texture_manager_unittest.cc

Index: gpu/command_buffer/service/texture_manager_unittest.cc
diff --git a/gpu/command_buffer/service/texture_manager_unittest.cc b/gpu/command_buffer/service/texture_manager_unittest.cc
index 231fc04224477fa9f6998bea1e2927a21a404d6a..ea1c2e4d92f45361bf5257955ab5b7d43bb2b514 100644
--- a/gpu/command_buffer/service/texture_manager_unittest.cc
+++ b/gpu/command_buffer/service/texture_manager_unittest.cc
@@ -1922,11 +1922,11 @@ TEST_F(SharedTextureTest, TextureSafetyAccounting) {
 
 TEST_F(SharedTextureTest, FBOCompletenessCheck) {
   const GLenum kCompleteValue = GL_FRAMEBUFFER_COMPLETE;
-  FramebufferManager framebuffer_manager1(
-      1, 1, ContextGroup::CONTEXT_TYPE_UNDEFINED, NULL);
+  FramebufferManager framebuffer_manager1(1, 1, CONTEXT_TYPE_OPENGLES2,
+                                          nullptr);
   texture_manager1_->set_framebuffer_manager(&framebuffer_manager1);
-  FramebufferManager framebuffer_manager2(
-      1, 1, ContextGroup::CONTEXT_TYPE_UNDEFINED, NULL);
+  FramebufferManager framebuffer_manager2(1, 1, CONTEXT_TYPE_OPENGLES2,
+                                          nullptr);
   texture_manager2_->set_framebuffer_manager(&framebuffer_manager2);
 
   scoped_refptr<TextureRef> ref1 = texture_manager1_->CreateTexture(10, 10);