Upstream Chrome on iOS source code [4/11].

ios/chrome/browser/ui/contextual_search/contextual_search_context.h

+// Copyright 2014 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.
+
+#ifndef IOS_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_CONTEXT_H_
+#define IOS_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_CONTEXT_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "url/gurl.h"
+
+// Encapsulates key parts of a Contextual Search Context, including surrounding
+// text.
+struct ContextualSearchContext {
+  ContextualSearchContext(const std::string& selected_text,
+                          const bool use_resolved_search_term,
+                          const GURL& page_url,
+                          const std::string& encoding);
+  ~ContextualSearchContext();
+
+  // Text that was tapped on.
+  const std::string selected_text;
+  // If the resolved term (rather than the selected text) should be used.
+  const bool use_resolved_search_term;
+  // URL of the page that was tapped in.
+  const GURL page_url;
+  // Encoding of the page.
+  const std::string encoding;
+
+  // Text surrounding the tapped text.
+  base::string16 surrounding_text;
+  // Starting offset of |selected_text| within |surrounding_text|.
+  int start_offset;
+  // End offset of |selected_text| within |surrounding_text|.
+  int end_offset;
+
+  // Returns whether the selection needs context resolution. If no,
+  // |selected_text| is the correct query, both for searching and displaying and
+  // |surrounding_text|, |start_offset|, |end_offset| are irrelevant.
+  bool HasSurroundingText();
+
+  DISALLOW_COPY_AND_ASSIGN(ContextualSearchContext);
+};
+
+#endif  // IOS_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_CONTEXT_H_