Revert "[runtime] Force inlining of membar functions."

This reverts commit 4935a15fc6ce489dca2ff9a0faa8a2ffa7ade058.

Revert this as it is causing a huge amount of warnings.
[mcs] Less cascading errors
[mcs] Initializers with parameters scope and primary constructors
Revert "[mcs] Initializers with parameters scope and primary constructors"

This reverts commit 221b9c920d8729a405ef67785dc3b9ee1b2ec12d.
[runtime] Add image_is_dynamic ()/assembly_is_dynamic () inline functions to allow code to be optimized away when DISABLE_REFLECTION_EMIT is defined.
[runtime] Add method_is_dynamic () inline function to allow code to be optimized away when DISABLE_REFLECTION_EMIT is defined.