[ios] Removed -[CRWWebDelegate openURLWithParams:].

ios/web/web_state/web_state_delegate_bridge.mm

Index: ios/web/web_state/web_state_delegate_bridge.mm
diff --git a/ios/web/web_state/web_state_delegate_bridge.mm b/ios/web/web_state/web_state_delegate_bridge.mm
index a82c34cb2c11a714b2db4f7aca40d55f2519b5d5..bd1dfca4c53f2c302c0e92ceb0445b79ab266919 100644
--- a/ios/web/web_state/web_state_delegate_bridge.mm
+++ b/ios/web/web_state/web_state_delegate_bridge.mm
@@ -14,6 +14,14 @@ WebStateDelegateBridge::WebStateDelegateBridge(id<CRWWebStateDelegate> delegate)
 
 WebStateDelegateBridge::~WebStateDelegateBridge() {}
 
+WebState* WebStateDelegateBridge::OpenURLFromWebState(
+    WebState* source,
+    const WebState::OpenURLParams& params) {
+  if ([delegate_ respondsToSelector:@selector(webState:openURLWithParams:)])
+    return [delegate_ webState:source openURLWithParams:params];
+  return nullptr;
+}
+
 void WebStateDelegateBridge::LoadProgressChanged(WebState* source,
                                                  double progress) {
   if ([delegate_ respondsToSelector:@selector(webState:didChangeProgress:)])