a95c609bd8
This change is a preparation for moving the CPU profiler/visualization system from Atom into its own Gem by removing the dependency on local time tracking object AZ::RHI::CpuTimingStatistics Full changes include: - Removed all usage of AZ::RHI::CpuTimingStatistics -- Replaced with pushing to AZ::Statistics::StatisticalProfilerProxy global instance - Promoted VariableTimer from AZ::RHI to AZ::Debug - Removed now unused CpuTimingStatistics.h Signed-off-by: AMZN-ScottR 24445312+AMZN-ScottR@users.noreply.github.com