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

third_party/WebKit/Source/web/LocalFrameClientImpl.h

Index: third_party/WebKit/Source/web/LocalFrameClientImpl.h
diff --git a/third_party/WebKit/Source/web/LocalFrameClientImpl.h b/third_party/WebKit/Source/web/LocalFrameClientImpl.h
index 3bddd09785c363a88b24c0bdea888c536c31d8b4..9c191eb10397fb6a6316a3b8e5a2fd31e9f3c139 100644
--- a/third_party/WebKit/Source/web/LocalFrameClientImpl.h
+++ b/third_party/WebKit/Source/web/LocalFrameClientImpl.h
@@ -105,15 +105,13 @@
   void dispatchDidFinishLoad() override;
 
   void dispatchDidChangeThemeColor() override;
-  NavigationPolicy decidePolicyForNavigation(
-      const ResourceRequest&,
-      DocumentLoader*,
-      NavigationType,
-      NavigationPolicy,
-      bool shouldReplaceCurrentEntry,
-      bool isClientRedirect,
-      HTMLFormElement*,
-      ContentSecurityPolicyDisposition shouldBypassMainWorldCSP) override;
+  NavigationPolicy decidePolicyForNavigation(const ResourceRequest&,
+                                             DocumentLoader*,
+                                             NavigationType,
+                                             NavigationPolicy,
+                                             bool shouldReplaceCurrentEntry,
+                                             bool isClientRedirect,
+                                             HTMLFormElement*) override;
   void dispatchWillSendSubmitEvent(HTMLFormElement*) override;
   void dispatchWillSubmitForm(HTMLFormElement*) override;
   void didStartLoading(LoadStartType) override;