Revert "Squash CM dalvik updates"

This reverts commit 02df766ecb123350cb2ad1537ab75f9dd1d20c49.
Revert "Revert "JIT: Performance fix for const doubles""

This reverts commit 1e840f511b836bdcbdaba2ea6a737fc652fd7367.

Conflicts:

	vm/compiler/codegen/arm/Thumb2/Factory.cpp