Remove SPS profiler.

- Conditionals and code blocks. (MOZ_ENABLE_PROFILER_SPS)
- Stub out several profiler-only functions.

gfx/thebes/ContextStateTracker.cpp

@@ -5,9 +5,6 @@
 
 #include "ContextStateTracker.h"
 #include "GLContext.h"
-#ifdef MOZ_ENABLE_PROFILER_SPS
-#include "ProfilerMarkers.h"
-#endif
 
 namespace mozilla {
 
@@ -110,15 +107,6 @@ ContextStateTrackerOGL::Flush(GLContext* aGL)
 
     aGL->fDeleteQueries(1, &handle);
 
-#ifdef MOZ_ENABLE_PROFILER_SPS
-    PROFILER_MARKER_PAYLOAD("gpu_timer_query", new GPUMarkerPayload(
-      mCompletedSections[0].mCpuTimeStart,
-      mCompletedSections[0].mCpuTimeEnd,
-      0,
-      gpuTime
-    ));
-#endif
-
     mCompletedSections.RemoveElementAt(0);
   }
 }