Rename |pid| to |child_id| in SSLHostStateDelegate

content/test/mock_ssl_host_state_delegate.cc

Index: content/test/mock_ssl_host_state_delegate.cc
diff --git a/content/test/mock_ssl_host_state_delegate.cc b/content/test/mock_ssl_host_state_delegate.cc
index 0411ba45a32640e5e2f7197dba10625b7339ab77..68383d37596d24b5d6ae75cbb6820ef763af6a71 100644
--- a/content/test/mock_ssl_host_state_delegate.cc
+++ b/content/test/mock_ssl_host_state_delegate.cc
@@ -33,12 +33,12 @@ SSLHostStateDelegate::CertJudgment MockSSLHostStateDelegate::QueryPolicy(
 
 void MockSSLHostStateDelegate::HostRanInsecureContent(
     const std::string& host,
-    int pid,
+    int child_id,
     InsecureContentType content_type) {}
 
 bool MockSSLHostStateDelegate::DidHostRunInsecureContent(
     const std::string& host,
-    int pid,
+    int child_id,
     InsecureContentType content_type) const {
   return false;
 }