Remove ExtensionAPIClient::IsWebViewRequest

extensions/browser/extension_protocols.cc

Index: extensions/browser/extension_protocols.cc
diff --git a/extensions/browser/extension_protocols.cc b/extensions/browser/extension_protocols.cc
index 36218eb98825c0973200d134e258c19fd15e5648..57dfe158a5d00e71a7e7effcf76c6d2125c54486 100644
--- a/extensions/browser/extension_protocols.cc
+++ b/extensions/browser/extension_protocols.cc
@@ -37,6 +37,7 @@
 #include "extensions/browser/content_verify_job.h"
 #include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/info_map.h"
+#include "extensions/browser/url_request_util.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_resource.h"
@@ -430,7 +431,7 @@ ExtensionProtocolHandler::MaybeCreateJob(
     std::string resource_path = request->url().path();
 
     // Use default CSP for <webview>.
-    if (!ExtensionsBrowserClient::Get()->IsWebViewRequest(request)) {
+    if (!url_request_util::IsWebViewRequest(request)) {
       content_security_policy =
           extensions::CSPInfo::GetResourceContentSecurityPolicy(extension,
                                                                 resource_path);