WIP: Plumbing input event latency reporting through Mus GPU.

gpu/command_buffer/tests/gl_manager.cc

Index: gpu/command_buffer/tests/gl_manager.cc
diff --git a/gpu/command_buffer/tests/gl_manager.cc b/gpu/command_buffer/tests/gl_manager.cc
index 23363d4da957f84eaa68aa62c5e2cdb4aa939dfc..40f22ff9205d484d38888b1b6de28179bffadfdf 100644
--- a/gpu/command_buffer/tests/gl_manager.cc
+++ b/gpu/command_buffer/tests/gl_manager.cc
@@ -629,4 +629,7 @@ bool GLManager::CanWaitUnverifiedSyncToken(const gpu::SyncToken& sync_token) {
   return false;
 }
 
+void GLManager::AddLatencyInfo(
+    const std::vector<ui::LatencyInfo>& latency_info) {}
+
 }  // namespace gpu