LTTF: Implement WebFrameLoaderClient::dispatchUnableToImplementPolicy() and so on

webkit/tools/test_shell/test_webview_delegate.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file contains the implementation of TestWebViewDelegate, which serves
 // as the WebViewDelegate for the TestShellWebHost.  The host is expected to
 // have initialized a MessageLoop before these methods are called.
 
 #include "config.h"
 
@@ skipping 639 matching lines @@
       result = WebKit::WebNavigationPolicyIgnore;
     }
     if (policy_delegate_should_notify_done_)
       shell_->layout_test_controller()->PolicyDelegateDone();
   } else {
     result = default_policy;
   }
   return result;
 }
 
+bool TestWebViewDelegate::canHandleRequest(const WebURLRequest& request) {
+  GURL url = request.url();
+  // Just reject the scheme used in
+  // LayoutTests/http/tests/misc/redirect-to-external-url.html
+  return url.scheme() != "spaceballs";

[darin (slow to review), 2009/10/16 15:44:04]

nit: it is recommended to use the SchemeIs function instead for cases like this.

+}
+
+WebURLError TestWebViewDelegate::cannotShowURLError(
+    const WebURLRequest& request) {
+  WebURLError error;
+  // A WebKit's layout test expects the following values.

[darin (slow to review), 2009/10/16 15:44:04]

nit: no "'s" on WebKit here

+  // unableToImplementPolicyWithError() below prints them.
+  error.domain = WebString::fromUTF8("WebKitErrorDomain");
+  error.reason = 101;
+  error.unreachableURL = request.url();
+  return error;
+}
+
+void TestWebViewDelegate::unableToImplementPolicyWithError(
+    WebFrame* frame, const WebURLError& error) {
+  std::string domain = UTF16ToASCII(error.domain);

[darin (slow to review), 2009/10/16 15:44:04]

you could also use "error.domain.utf8()" here.  either is fine.

+  printf("Policy delegate: unable to implement policy with error domain '%s', "
+      "error code %d, in frame '%s'\n",
+      domain.data(), error.reason, frame->name().utf8().data());
+}
+
 void TestWebViewDelegate::willPerformClientRedirect(
     WebFrame* frame, const WebURL& from, const WebURL& to,
     double interval, double fire_time) {
   if (shell_->ShouldDumpFrameLoadCallbacks()) {
     printf("%S - willPerformClientRedirectToURL: %s \n",
            GetFrameDescription(frame).c_str(),
            to.spec().data());
   }
 }
 
@@ skipping 442 matching lines @@
 }
 
 void TestWebViewDelegate::set_fake_window_rect(const WebRect& rect) {
   fake_rect_ = rect;
   using_fake_rect_ = true;
 }
 
 WebRect TestWebViewDelegate::fake_window_rect() {
   return fake_rect_;
 }