Expose SignalSyncPoint through MGL api

mojo/gles2/gles2_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "mojo/gles2/control_thunks_impl.h"
 #include "mojo/public/c/gles2/gles2.h"
 #include "mojo/public/c/gpu/MGL/mgl.h"
 
 extern "C" {
@@ skipping 26 matching lines @@
 }
 
 void* MojoGLES2GetGLES2Interface(MojoGLES2Context context) {
   return gles2::ControlThunksImpl::Get()->GetGLES2Interface(context);
 }
 
 void MojoGLES2SignalSyncPoint(MojoGLES2Context context,
                               uint32_t sync_point,
                               MojoGLES2SignalSyncPointCallback callback,
                               void* closure) {
-  gles2::ControlThunksImpl::Get()->SignalSyncPoint(context, sync_point,
-                                                   callback, closure);
+  gles2::ControlThunksImpl::Get()->SignalSyncPoint(sync_point, callback,
+                                                   closure);
 }
 
 #define VISIT_GL_CALL(Function, ReturnType, PARAMETERS, ARGUMENTS)             \
   ReturnType GL_APIENTRY gl##Function PARAMETERS {                             \
     auto interface = gles2::ControlThunksImpl::Get()->CurrentGLES2Interface(); \
     DCHECK(interface);                                                         \
     return interface->Function ARGUMENTS;                                      \
   }
 #include "mojo/public/platform/native/gles2/call_visitor_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_bind_uniform_location_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_map_sub_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_miscellaneous_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_resize_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_sync_point_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_chromium_texture_mailbox_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_ext_debug_marker_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_ext_discard_framebuffer_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_ext_multisampled_render_to_texture_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_ext_texture_storage_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_khr_blend_equation_advanced_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_occlusion_query_ext_autogen.h"
 #include "mojo/public/platform/native/gles2/call_visitor_oes_vertex_array_object_autogen.h"
 #undef VISIT_GL_CALL
 
 }  // extern "C"