Switching to gyp generated vcprojs for some components.

Includes propset changes:
Property changes on: C:\clients\chrome6\src\skia
___________________________________________________________________
Modified: svn:ignore
   - skia.xcodeproj

   + skia.xcodeproj
skia.sln


Property changes on: C:\clients\chrome6\src\third_party\zlib
___________________________________________________________________
Modified: svn:ignore
   - zlib.xcodeproj

   + zlib.xcodeproj
zlib.sln


Property changes on: C:\clients\chrome6\src\third_party\libpng
___________________________________________________________________
Modified: svn:ignore
   - libpng.xcodeproj

   + libpng.xcodeproj
libpng.sln

Property changes on: C:\clients\chrome6\src\third_party\libjpeg
___________________________________________________________________
Modified: svn:ignore
   - libjpeg.xcodeproj

   + libjpeg.xcodeproj
libjpeg.sln


Property changes on: C:\clients\chrome6\src\build
___________________________________________________________________
Modified: svn:ignore
   - all.xcodeproj

   + all.xcodeproj
all.sln
All.vcproj


Property changes on: C:\clients\chrome6\src\base
___________________________________________________________________
Modified: svn:ignore
   - base.xcodeproj

   + base.xcodeproj
base.vcproj
base_gfx.vcproj
base_unittests.vcproj
debug_message.vcproj


Property changes on: C:\clients\chrome6\src\testing
___________________________________________________________________
Modified: svn:ignore
   - gtest
gtest.xcodeproj

   + gtest
gtest.xcodeproj
gtest.sln



Review URL: http://codereview.chromium.org/43101

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@11512 0039d316-1c4b-4281-b951-d872f2087c98