Do not add -g0 with "clang=1 asan=1".

clang=1 adds -g0 which overrides -gline-tables-only added by asan=1.
This change removes -g0 if asan=1 or msan=1 or tsan=1.

BUG=358126

Review URL: https://codereview.chromium.org/219283002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@260536 0039d316-1c4b-4281-b951-d872f2087c98

build/common.gypi

@@ -2364,7 +2364,7 @@
           'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',
         },
         'conditions': [
-          ['clang==1', {
+          ['clang==1 and asan==0 and msan==0 and tsan==0', {
             # Clang creates chubby debug information, which makes linking very
             # slow. For now, don't create debug information with clang.  See
             # http://crbug.com/70000