Renamed extension function constant, and moved variables into the mixin.
Renamed extension function constant, and moved variables into the mixin.

gengshenghong/scratch-blocks,google/blockly,lzairdking/blockly,griffpatch/scratch-blocks,trinketapp/blockly,trinketapp/blockly,twodee/blockly,carlosperate/blockly,markocelan/blockly-minecraft,google/blockly-devtools,groklearning/blockly,trinketapp/blockly,groklearning/blockly,nickmain/blockly,picklesrus/blockly,google/blockly,trodi/blockly,groklearning/blockly,jstnhuang/blockly,nickmain/blockly,jano42/blockly,LLK/scratch-blocks,nickmain/blockly,griffpatch/scratch-blocks,nickmain/blockly,rachel-fenichel/blockly,griffpatch/scratch-blocks,LLK/scratch-blocks,InspectorWidget/blockly,mark-friedman/blockly,markocelan/blockly-minecraft,hkoi/blockly,twodee/blockly,trodi/blockly,mark-friedman/blockly,griffpatch/scratch-blocks,InspectorWidget/blockly,griffpatch/scratch-blocks,joshlory/blockly,jano42/blockly,picklesrus/blockly,carlosperate/blockly,joshlory/blockly,mark-friedman/blockly,groklearning/blockly,trodi/blockly,gengshenghong/scratch-blocks,jstnhuang/blockly,rachel-fenichel/blockly,google/blockly,LLK/scratch-blocks,mark-friedman/blockly,google/blockly,jstnhuang/blockly,nickmain/blockly,markocelan/blockly-minecraft,LLK/scratch-blocks,hkoi/blockly,jstnhuang/blockly,twodee/blockly,joshlory/blockly,twodee/blockly,InspectorWidget/blockly,mark-friedman/blockly,lzairdking/blockly,rachel-fenichel/blockly,twodee/blockly,google/blockly-devtools,lzairdking/blockly,gengshenghong/scratch-blocks,rachel-fenichel/blockly,markocelan/blockly-minecraft,rachel-fenichel/blockly,rachel-fenichel/blockly,picklesrus/blockly,jano42/blockly,LLK/scratch-blocks,lzairdking/blockly,rachel-fenichel/blockly,mark-friedman/blockly,trodi/blockly,hkoi/blockly,jano42/blockly,twodee/blockly,google/blockly,nickmain/blockly,google/blockly,gengshenghong/scratch-blocks,carlosperate/blockly,gengshenghong/scratch-blocks,google/blockly,trinketapp/blockly,carlosperate/blockly