Implement ContentSecurityPolicy on the browser-side.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 05bf13973d4ea29511853be2075fda1b88a4e29c..ab8457ff6ec069e772e39bdcd1c6e70fe7cf6180 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -59,6 +59,7 @@
 #include "content/common/accessibility_messages.h"
 #include "content/common/associated_interface_provider_impl.h"
 #include "content/common/associated_interfaces.mojom.h"
+#include "content/common/content_security_policy/content_security_policy.h"
 #include "content/common/frame_messages.h"
 #include "content/common/frame_owner_properties.h"
 #include "content/common/input_messages.h"
@@ -1855,8 +1856,9 @@ void RenderFrameHostImpl::OnDidSetFeaturePolicyHeader(
 }
 
 void RenderFrameHostImpl::OnDidAddContentSecurityPolicy(
-    const ContentSecurityPolicyHeader& header) {
-  frame_tree_node()->AddContentSecurityPolicy(header);
+    const ContentSecurityPolicyHeader& header,
+    const std::vector<ContentSecurityPolicy>& policies) {
+  frame_tree_node()->AddContentSecurityPolicy(header, policies);
 }
 
 void RenderFrameHostImpl::OnEnforceInsecureRequestPolicy(