Refactor Autofill for OOPIF, step 1: add autofillClient to WebLocalFrame

Source/web/WebLocalFrameImpl.cpp

Index: Source/web/WebLocalFrameImpl.cpp
diff --git a/Source/web/WebLocalFrameImpl.cpp b/Source/web/WebLocalFrameImpl.cpp
index 6030078840dd622178a9074c8686d9ed3ead2a4e..dc9faa490df5b41d4796a8c94f471874a0323c1c 100644
--- a/Source/web/WebLocalFrameImpl.cpp
+++ b/Source/web/WebLocalFrameImpl.cpp
@@ -175,6 +175,7 @@
 #include "public/platform/WebSize.h"
 #include "public/platform/WebURLError.h"
 #include "public/platform/WebVector.h"
+#include "public/web/WebAutofillClient.h"
 #include "public/web/WebConsoleMessage.h"
 #include "public/web/WebDOMEvent.h"
 #include "public/web/WebDocument.h"
@@ -1537,6 +1538,7 @@ WebLocalFrameImpl* WebLocalFrameImpl::create(WebFrameClient* client)
 WebLocalFrameImpl::WebLocalFrameImpl(WebFrameClient* client)
     : m_frameLoaderClientImpl(this)
     , m_client(client)
+    , m_autofillClient(0)
     , m_permissionClient(0)
     , m_inputEventsScaleFactorForEmulation(1)
     , m_userMediaClientImpl(this)
@@ -1849,6 +1851,11 @@ void WebLocalFrameImpl::initializeToReplaceRemoteFrame(WebRemoteFrame* oldWebFra
     m_frame->init();
 }
 
+void WebLocalFrameImpl::setAutofillClient(WebAutofillClient* autofillClient)
+{
+    m_autofillClient = autofillClient;
+}
+
 void WebLocalFrameImpl::sendPings(const WebNode& linkNode, const WebURL& destinationURL)
 {
     ASSERT(frame());