Add unit_tests (Chrome browser unit tests) to Mac/Linux coverage....

build/mac/chrome_mac.croc

 # -*- python -*-
 # Crocodile config file for Chromium mac
 
 {
   # List of rules, applied in order
   'rules' : [
     # Files/paths to include.  Specify these before the excludes, since rules
     # are in order.
     {
-      'regexp' : '^CHROMIUM/(base|media|net|printing)/',
+      'regexp' : '^CHROMIUM/(base|media|net|printing|chrome|v8|webkit/glue)/',
       'include' : 1,
     },
     # Don't include subversion or mercurial SCM dirs
     {
       'regexp' : '.*/(\\.svn|\\.hg)/',
       'include' : 0,
     },
     # Don't include output dirs
     {
       'regexp' : '.*/(Debug|Release|sconsbuild|xcodebuild)/',
@@ skipping 20 matching lines @@
     {
       'regexp' : '.*\\.m$',
       'language' : 'ObjC',
     },
     {
       'regexp' : '.*\\.mm$',
       'language' : 'ObjC++',
     },
   ],
 }