Suppress optimization in trace/replay sample.

Bug: angleproject:4048 
Change-Id: I44154a53698fb2447682cbbbe2f1982895677102
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2202198
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Cody Northrop <cnorthrop@google.com>

samples/BUILD.gn

@@ -201,7 +201,14 @@ if (angle_build_capture_replay_sample) {
       "ANGLE_CAPTURE_REPLAY_SAMPLE_CONTEXT_ID=${_contextid}",
       "ANGLE_CAPTURE_REPLAY_SAMPLE_HEADER=angle_capture_context${_contextid}.h",
     ]
+
     suppressed_configs = [ "$angle_root:constructor_and_destructor_warnings" ]
+
+    # Disable optimization to avoid optimizing huge files.
+    if (!is_debug) {
+      suppressed_configs += [ "//build/config/compiler:default_optimization" ]
+      configs += [ "//build/config/compiler:no_optimize" ]
+    }
   }
 }