Don't multiply GPU profiling times with timer resolution. #3
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CL_PROFILING_COMMAND_START/CL_PROFILING_COMMAND_END already returns the count in nanoseconds. On some devices CL_DEVICE_PROFILING_TIMER_RESOLUTION returns 1, which can mask the bug.
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CL_PROFILING_COMMAND_START/CL_PROFILING_COMMAND_END already returns the count in nanoseconds. On some devices CL_DEVICE_PROFILING_TIMER_RESOLUTION returns 1, which can mask the bug.