Exclude libjingle_peerconnection_{jni,so} targets from Chromium builds.

webrtc/api/api.gyp

Index: webrtc/api/api.gyp
diff --git a/webrtc/api/api.gyp b/webrtc/api/api.gyp
index 8525eb09c72f64c8db07b5f06b67b0ec6d59e8e4..c31807bc1333bd91218f1d9588581bff314aaa3d 100644
--- a/webrtc/api/api.gyp
+++ b/webrtc/api/api.gyp
@@ -22,7 +22,9 @@
         }],
       ],
     }],
-    ['OS=="android"', {
+    # Excluded from the Chromium build since they cannot be built due to
+    # incompability with Chromium's logging implementation.
+    ['OS=="android" and build_with_chromium==0', {
       'targets': [
         {
           'target_name': 'libjingle_peerconnection_jni',