Implement GL_EXT_debug_marker

gpu/command_buffer/client/gles2_implementation_unittest_autogen.h

Index: gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
diff --git a/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h b/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
index 8e977e7dbc5ee923e434e73a03f51a70612037e9..ddf5d719883e35537ef6891cb5203641bee76e61 100644
--- a/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
+++ b/gpu/command_buffer/client/gles2_implementation_unittest_autogen.h
@@ -1594,6 +1594,19 @@ TEST_F(GLES2ImplementationTest, DeleteQueriesEXT) {
   EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
 }
 // TODO: Implement unit test for BeginQueryEXT
+// TODO: Implement unit test for InsertEventMarkerEXT
+// TODO: Implement unit test for PushGroupMarkerEXT
+
+TEST_F(GLES2ImplementationTest, PopGroupMarkerEXT) {
+  struct Cmds {
+    PopGroupMarkerEXT cmd;
+  };
+  Cmds expected;
+  expected.cmd.Init();
+
+  gl_->PopGroupMarkerEXT();
+  EXPECT_EQ(0, memcmp(&expected, commands_, sizeof(expected)));
+}
 // TODO: Implement unit test for GenSharedIdsCHROMIUM
 // TODO: Implement unit test for DeleteSharedIdsCHROMIUM
 // TODO: Implement unit test for RegisterSharedIdsCHROMIUM