Fixing code formatting to comform to checkstyle

Fix following types of issue
  * over 100 char/line
  * missing space
  * trailing spaces
  * array bracket position
  * variable naming convention (some cases)
  * indentation
  * long expression wrapping operator position
  * missing curly brace for one line scope
  * function modifier order

Things not changed in this CL:
  * Redundant public modifiers.
  * A few local variable names.
  * Suggested @deprecate but function is actually @removed.

Test: m and m docs
Change-Id: I5c22648888487edaa5954026a166cfd810a8a912