Rename ios/web_view public delegates from CRIWV to CWV prefix.

ios/web_view/internal/criwv_web_client.h

Index: ios/web_view/internal/criwv_web_client.h
diff --git a/ios/web_view/internal/criwv_web_client.h b/ios/web_view/internal/criwv_web_client.h
index 20b2517986caedeeefbe19e2abde5d1c0179bec1..71cd52c456a971f2661546006d42a519b81722e3 100644
--- a/ios/web_view/internal/criwv_web_client.h
+++ b/ios/web_view/internal/criwv_web_client.h
@@ -9,17 +9,17 @@
 #include "base/compiler_specific.h"
 #import "ios/web/public/web_client.h"
 
-@protocol CRIWVDelegate;
+@protocol CWVDelegate;
 
 namespace ios_web_view {
 class CRIWVBrowserState;
 class CRIWVWebMainParts;
 
 // CRIWV-specific implementation of WebClient.  Delegates some functionality to
-// CRIWVDelegate.
+// CWVDelegate.
 class CRIWVWebClient : public web::WebClient {
  public:
-  explicit CRIWVWebClient(id<CRIWVDelegate> delegate);
+  explicit CRIWVWebClient(id<CWVDelegate> delegate);
   ~CRIWVWebClient() override;
 
   // WebClient implementation.
@@ -34,7 +34,7 @@ class CRIWVWebClient : public web::WebClient {
 
  private:
   // This object's delegate.
-  __weak id<CRIWVDelegate> delegate_;
+  __weak id<CWVDelegate> delegate_;
 
   // The WebMainParts created by |CreateWebMainParts()|.
   CRIWVWebMainParts* web_main_parts_;