[PATCH] Rename preprocessor symbols to be more descriptive. NFC

[Jordan Rose]

+1 from me, and I like the name choice.

> On Dec 5, 2014, at 15:41, Robinson, Paul <Paul_Robinson at playstation.sony.com> wrote:
> 
> This seemed a *little* too intricate to commit directly even if it is NFC.
> Also gives everyone a chance to disagree with the name choices. :-)
> 
> This is a followup to a GetSVN.cmake change; Sean Silva and Jordan Rose
> asked to have the name of the SVN_REVISION/SVN_REPOSITORY symbols changed.
> This requires changing both the Makefile and CMakeLists.txt so they both
> generate the same symbol name, and Version.cpp which is the only consumer.
> 
> The header generated by CMakeLists.txt/GetSVN.cmake used to look like this:
> 
> #define LLVM_REVISION "223538"
> #define LLVM_REPOSITORY "http://llvm.org/svn/llvm-project/llvm/trunk"
> #define SVN_REVISION "223538"
> #define SVN_REPOSITORY "http://llvm.org/svn/llvm-project/cfe/trunk"
> 
> and now looks like this:
> 
> #define LLVM_REVISION "223538"
> #define LLVM_REPOSITORY "http://llvm.org/svn/llvm-project/llvm/trunk"
> #define CLANG_REVISION "223538"
> #define CLANG_REPOSITORY "http://llvm.org/svn/llvm-project/cfe/trunk"
> 
> --paulr
> <svn_revision.diff>