[iOS] Upstream ios/chrome/browser/find_in_page

ios/chrome/browser/find_in_page/find_in_page_model.mm

+// Copyright 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.
+
+#import "ios/chrome/browser/find_in_page/find_in_page_model.h"
+
+@implementation FindInPageModel
+
+@synthesize enabled = enabled_;
+@synthesize matches = matches_;
+@synthesize currentIndex = currentIndex_;
+@synthesize currentPoint = currentPoint_;
+
+- (NSString*)text {
+  return text_;
+}
+
+- (void)setEnabled:(BOOL)enabled {
+  enabled_ = enabled;
+  matches_ = 0;
+  currentIndex_ = 0;
+  currentPoint_ = CGPointZero;
+}
+
+- (void)updateQuery:(NSString*)query matches:(NSUInteger)matches {
+  if (query)
+    text_.reset([query copy]);
+  matches_ = matches;
+  currentIndex_ = 0;
+}
+
+- (void)updateIndex:(NSInteger)index atPoint:(CGPoint)point {
+  currentIndex_ = index;
+  currentPoint_ = point;
+}
+
+@end