GetMemoryUsageKB  929 content/child/blink_platform_impl.cc   current_mem_usage = GetMemoryUsageKB() >> 10;
GetMemoryUsageKB   16 content/child/content_child_helpers.h size_t GetMemoryUsageKB();
GetMemoryUsageKB  108 content/renderer/renderer_main.cc     HISTOGRAM_MEMORY_KB("Memory.RendererUsed", GetMemoryUsageKB());