Revert of PlzNavigate: Enforce 'frame-src' CSP on the browser.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 7ae0fbf22cffbab58631186cabe423a7404f9a6c..ae1f7498d857e3229a375e4d9f6cc25181f6965c 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -684,12 +684,6 @@
                                      info.sourceLocation.columnNumber);
   }
 
-  CSPDisposition should_check_main_world_csp =
-      info.shouldCheckMainWorldContentSecurityPolicy ==
-              blink::WebContentSecurityPolicyDispositionCheck
-          ? CSPDisposition::CHECK
-          : CSPDisposition::DO_NOT_CHECK;
-
   const RequestExtraData* extra_data =
       static_cast<RequestExtraData*>(info.urlRequest.getExtraData());
   DCHECK(extra_data);
@@ -699,8 +693,7 @@
       report_type, GURL(), GURL(),
       static_cast<PreviewsState>(info.urlRequest.getPreviewsState()),
       base::TimeTicks::Now(), info.urlRequest.httpMethod().latin1(),
-      GetRequestBodyForWebURLRequest(info.urlRequest), source_location,
-      should_check_main_world_csp);
+      GetRequestBodyForWebURLRequest(info.urlRequest), source_location);
 }
 
 media::Context3D GetSharedMainThreadContext3D(
@@ -1585,8 +1578,6 @@
                         OnTextTrackSettingsChanged)
     IPC_MESSAGE_HANDLER(FrameMsg_PostMessageEvent, OnPostMessageEvent)
     IPC_MESSAGE_HANDLER(FrameMsg_FailedNavigation, OnFailedNavigation)
-    IPC_MESSAGE_HANDLER(FrameMsg_ReportContentSecurityPolicyViolation,
-                        OnReportContentSecurityPolicyViolation)
     IPC_MESSAGE_HANDLER(FrameMsg_GetSavableResourceLinks,
                         OnGetSavableResourceLinks)
     IPC_MESSAGE_HANDLER(FrameMsg_GetSerializedHtmlWithLocalLinks,
@@ -5266,12 +5257,6 @@
   browser_side_navigation_pending_ = false;
 }
 
-void RenderFrameImpl::OnReportContentSecurityPolicyViolation(
-    const content::CSPViolationParams& violation_params) {
-  frame_->reportContentSecurityPolicyViolation(
-      BuildWebContentSecurityPolicyViolation(violation_params));
-}
-
 WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
     const NavigationPolicyInfo& info) {
   // A content initiated navigation may have originated from a link-click,