Removed unused WebClient::AllowWebViewAllocInit.

ios/web/public/web_client.h

Index: ios/web/public/web_client.h
diff --git a/ios/web/public/web_client.h b/ios/web/public/web_client.h
index a852a760058eaaa86d52960f3a24185b4aca0fb7..354d81427b0ce0e5c6215c63516983a94b4ba224 100644
--- a/ios/web/public/web_client.h
+++ b/ios/web/public/web_client.h
@@ -72,14 +72,6 @@ class WebClient {
   // browser would return true for "chrome://about" URL.
   virtual bool IsAppSpecificURL(const GURL& url) const;
 
-  // Returns true if web views can be created using an alloc, init call.
-  // Web view creation using an alloc, init call is disabled by default.
-  // If this is disallowed all web view creation must happen through the
-  // web view creation utils methods that vend a web view.
-  // This is called once (only in debug builds) before the first web view is
-  // created and not called repeatedly.
-  virtual bool AllowWebViewAllocInit() const;
-
   // Returns text to be displayed for an unsupported plugin.
   virtual base::string16 GetPluginNotSupportedText() const;