CSP: Don't override the location set in reportViolationWithLocation.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
index 123b53e93dd58fb59dac7e479c8f5afbbc059afe..37f81f01b33ef550eb7a169df69f58e19f65a8c4 100644
--- a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
@@ -2101,12 +2101,11 @@ void WebLocalFrameImpl::reportContentSecurityPolicyViolation(
       violation.header,                  /* header */
       static_cast<ContentSecurityPolicyHeaderType>(violation.disposition),
       ContentSecurityPolicy::ViolationType::URLViolation, /* ViolationType */
-      nullptr,                                            /* LocalFrame */
+      // TODO(arthursonzogni, clamy): Provide the source location here
+      // See http://crbug.com/690946
+      std::unique_ptr<SourceLocation>(), nullptr, /* LocalFrame */
       violation.afterRedirect ? RedirectStatus::FollowedRedirect
                               : RedirectStatus::NoRedirect,
-      // TODO(arthursonzogni, clamy) Provide the context line number here.
-      // See http://crbug.com/690946
-      0,        /* contextLine */
       nullptr); /* Element */
 }