VKEY_BACK         128 Source/core/editing/EditingBehavior.cpp     { VKEY_BACK,   0,                  "DeleteBackward"                       },
VKEY_BACK         129 Source/core/editing/EditingBehavior.cpp     { VKEY_BACK,   ShiftKey,           "DeleteBackward"                       },
VKEY_BACK         132 Source/core/editing/EditingBehavior.cpp     { VKEY_BACK,   OptionKey,          "DeleteWordBackward"                   },
VKEY_BACK         135 Source/core/editing/EditingBehavior.cpp     { VKEY_BACK,   CtrlKey,            "DeleteWordBackward"                   },
VKEY_BACK          92 Source/platform/KeyCodeConversionAndroid.cpp         return VKEY_BACK;
VKEY_BACK         100 Source/platform/KeyCodeConversionGtk.cpp         return VKEY_BACK; // (08) BACKSPACE key
VKEY_BACK         348 Source/web/WebInputEventConversion.cpp     case VKEY_BACK: