Spellcheck : Fix caching in cases where text is deleted.

components/spellcheck/renderer/spellcheck_provider_test.cc

 // Copyright (c) 2012 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.
 
 #include "components/spellcheck/renderer/spellcheck_provider_test.h"
 
 #include "base/stl_util.h"
 #include "components/spellcheck/common/spellcheck_marker.h"
 #include "components/spellcheck/common/spellcheck_messages.h"
 #include "components/spellcheck/renderer/spellcheck.h"
@@ skipping 78 matching lines @@
   completion->didFinishCheckingText(results);
   last_request_ = text;
   last_results_ = results;
 #endif
 }
 
 void TestingSpellCheckProvider::ResetResult() {
   text_.clear();
 }
 
+void TestingSpellCheckProvider::SetLastResults(
+    const base::string16 last_request,
+    blink::WebVector<blink::WebTextCheckingResult>& last_results) {
+  last_request_ = last_request;
+  last_results_ = last_results;
+}
+
+bool TestingSpellCheckProvider::SatisfyRequestFromCache(
+    const base::string16& text,
+    blink::WebTextCheckingCompletion* completion) {
+  return SpellCheckProvider::SatisfyRequestFromCache(text, completion);
+}
+
 SpellCheckProviderTest::SpellCheckProviderTest() {}
 SpellCheckProviderTest::~SpellCheckProviderTest() {}