Added icu support for FreeBSD

README.chromium

 Name: icu
 URL: http://site.icu-project.org/
 Version: 4.6
 
 Description:
 This directory contains the source code of ICU 4.6 for C/C++
 
 1. It was obtained with the following:
 
     $ svn export --native-eol LF http://source.icu-project.org/repos/icu/icu/tags/release-4-6 icu46
 
 2. The following directories were removed because they're not used by Chromium
    at the moment:
    as_is
    packaging
    source/extra
    source/sample
    source/layout
    source/layoutex
 
-3. Platform header files for Linux and Mac OS X:
+3. Platform header files for Linux, FreeBSD, and Mac OS X:
 
    - Apply platform.patch in patches directory. : It applies the upstream
      patch to platform.h.in (see http://bugs.icu-project.org/trac/ticket/8248)
      and change source/common/unicode/ptypes.h to refer to plinux.h and
      pmac.h generated below.
 
-   - On Linux and Mac OS X, 'runConfigureICU Linux' and 'runConfigureICU MacOSX'
-   are run to generate source/common/unicode/platform.h.
+   - 'runConfigureICU Linux', 'runConfigureICU FreeBSD', and 
+     'runConfigureICU MacOSX' are run to generate
+     source/common/unicode/platform.h.
 
-   - Rename it to 'plinux.h' and 'pmac.h' on Linux and Mac
+   - Rename it to 'plinux.h', 'pfreebsd.h', and 'pmac.h'
 
    - Apply patches/pmach.h.patch on Mac to pmac.h
 
 
 4. The word breaking for Chinese and Japanese were modified to use a word
    frequency list with the following patch and cjdict.txt. 
    
    - patches/segmentation.patch :
        Adds a dictionary (word-frequency)-based word breaking for CJK
        (Korean is supported in the code, but it does not do anything
@@ skipping 101 matching lines @@
 +++ D:/src/ent/src/third_party/icu/source/common/stringpiece.cpp
  (working copy)
 @@ -75,7 +75,7 @@
  * Visual Studios 9.0.
  * Cygwin with MSVC 9.0 also complains here about redefinition.
  */
 -#if (!defined(_MSC_VER) || (_MSC_VER > 1500)) && !defined(CYGWINMSVC)
 +#if (!defined(_MSC_VER) || (_MSC_VER > 1600)) && !defined(CYGWINMSVC)
  const int32_t StringPiece::npos;
  #endif