Migrate WTF::HashMap::add() to ::insert()

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

Index: third_party/WebKit/Source/web/tests/WebFrameTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
index d123a03ceffb17247de312433aaba890b5e7b4b9..8f1bb9588eb52550529187a62bcde2f06707ea97 100644
--- a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
+++ b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
@@ -10480,8 +10480,8 @@ class TestResourcePriorityWebFrameClient
   }
 
   void addExpectedRequest(const KURL& url, WebURLRequest::Priority priority) {
-    m_expectedRequests.add(url,
-                           WTF::makeUnique<ExpectedRequest>(url, priority));
+    m_expectedRequests.insert(url,
+                              WTF::makeUnique<ExpectedRequest>(url, priority));
   }
 
   void verifyAllRequests() {