Enable the unit tests in src/extensions/ dir

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 04bdb4560f71d6d3953b35ad5b92d2fe0ff579c5..a32b8a04a900e41536af3becaa0c74152b93e8ed 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -37,8 +37,6 @@
         '..',
       ],
       'sources': [
-        '../extensions/common/url_pattern_unittest.cc',
-        '../extensions/common/url_pattern_set_unittest.cc',

[Joe Thomas, 2013/01/31 22:53:35]

Yoyo@

Any reason for keeping these files here? Found that these tests are disabled
while running it locally. Moving these files to 'unit_tests' target seems to be
fixing the problem.

         'app/breakpad_mac_stubs.mm',
         'app/chrome_main_delegate.cc',
         'app/chrome_main_delegate.h',
@@ -414,6 +412,8 @@
         },
       },
       'sources': [
+        '../extensions/common/url_pattern_unittest.cc',
+        '../extensions/common/url_pattern_set_unittest.cc',
         'app/breakpad_mac_stubs.mm',
         'app/chrome_dll.rc',
         '<(SHARED_INTERMEDIATE_DIR)/chrome/chrome_unscaled_resources.rc',