Moving WebRTC logging related files from content to chrome.

chrome/chrome_common.gypi

Index: chrome/chrome_common.gypi
diff --git a/chrome/chrome_common.gypi b/chrome/chrome_common.gypi
index 28e82dbd65a55a6a1d2a1f167695acdd5e072fad..1b2a2dfe63268e466b3568194c69b04d39d73b3f 100644
--- a/chrome/chrome_common.gypi
+++ b/chrome/chrome_common.gypi
@@ -352,6 +352,7 @@
         'common/mac/objc_method_swizzle.mm',
         'common/mac/objc_zombie.h',
         'common/mac/objc_zombie.mm',
+        'common/media/webrtc_logging_messages.h',
         'common/metrics/entropy_provider.cc',
         'common/metrics/entropy_provider.h',
         'common/metrics/metrics_log_base.cc',
@@ -380,6 +381,8 @@
         'common/omaha_query_params/omaha_query_params.h',
         'common/omnibox_focus_state.h',
         'common/one_click_signin_messages.h',
+        'common/partial_circular_buffer.cc',
+        'common/partial_circular_buffer.h',
         'common/pepper_flash.cc',
         'common/pepper_flash.h',
         'common/pref_names_util.cc',
@@ -573,6 +576,11 @@
             '<(DEPTH)/base/third_party/nspr/nspr.gyp:nspr',
           ],
         }],
+        ['enable_webrtc==0', {
+          'sources!': [
+            'common/media/webrtc_logging_messages.h',
+          ]
+        }],
       ],
       'target_conditions': [
         ['OS == "ios"', {