Move nsimage_cache into base so that it can be accessed from outside of chrome.
This is in support of the next round of rebundling.

TEST=does it still build, do the unit tests still pass, does it still work?
BUG=14610
Review URL: http://codereview.chromium.org/243100

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@28016 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 3075a7fdc642d705bec27b857d284b5b12c6dff0
diff --git a/base/base.gyp b/base/base.gyp
index 47818f5..bedc304 100644
--- a/base/base.gyp
+++ b/base/base.gyp
@@ -196,6 +196,8 @@
         'native_library_win.cc',
         'non_thread_safe.cc',
         'non_thread_safe.h',
+        'nsimage_cache_mac.h',
+        'nsimage_cache_mac.mm',
         'nss_init.cc',
         'nss_init.h',
         'nullable_string16.h',