Add glDrawRangeElements to GPU command buffer.

gpu/command_buffer/client/gles2_implementation_autogen.h

Index: gpu/command_buffer/client/gles2_implementation_autogen.h
diff --git a/gpu/command_buffer/client/gles2_implementation_autogen.h b/gpu/command_buffer/client/gles2_implementation_autogen.h
index 5111a6ac0de91b9cdf2561a454b3acaf6666c8e4..da43d5a6e4a8a3fcd9f1559fed49f4c2afb41d96 100644
--- a/gpu/command_buffer/client/gles2_implementation_autogen.h
+++ b/gpu/command_buffer/client/gles2_implementation_autogen.h
@@ -200,6 +200,13 @@ void DrawElements(GLenum mode,
                   GLenum type,
                   const void* indices) override;
 
+void DrawRangeElements(GLenum mode,
+                       GLuint start,
+                       GLuint end,
+                       GLsizei count,
+                       GLenum type,
+                       const void* indices) override;
+
 void Enable(GLenum cap) override;
 
 GLsync FenceSync(GLenum condition, GLbitfield flags) override;