Detect user-installed roots more efficiently on Android.

net/cert/cert_verify_proc_unittest.cc

Index: net/cert/cert_verify_proc_unittest.cc
diff --git a/net/cert/cert_verify_proc_unittest.cc b/net/cert/cert_verify_proc_unittest.cc
index 8f5156bc8631eafacd1f33ef9c2a1138ec672e44..6567d1656fccc9e47c5f7435712dc39b27b26ae4 100644
--- a/net/cert/cert_verify_proc_unittest.cc
+++ b/net/cert/cert_verify_proc_unittest.cc
@@ -97,8 +97,10 @@ bool SupportsReturningVerifiedChain() {
 
 bool SupportsDetectingKnownRoots() {
 #if defined(OS_ANDROID)
-  // http://crbug.com/361166
-  return false;
+  // Before API level 17, Android does not expose the APIs necessary to get at
+  // the verified certificate chain and detect known roots.
+  if (base::android::BuildInfo::GetInstance()->sdk_int() < 17)
+    return false;
 #endif
   return true;
 }