Moved NavigationManagerImpl serialization out of CRWSessionController.

ios/web/navigation/crw_serialized_navigation_manager.mm

Index: ios/web/navigation/crw_serialized_navigation_manager.mm
diff --git a/ios/web/navigation/crw_serialized_navigation_manager.mm b/ios/web/navigation/crw_serialized_navigation_manager.mm
new file mode 100644
index 0000000000000000000000000000000000000000..9c8320369ea1eb501a97cbd4e2455e50418a8f4f
--- /dev/null
+++ b/ios/web/navigation/crw_serialized_navigation_manager.mm
@@ -0,0 +1,106 @@
+// Copyright 2015 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/web/navigation/crw_serialized_navigation_manager.h"
+
+#include "base/mac/objc_property_releaser.h"
+#import "ios/web/navigation/crw_session_certificate_policy_manager.h"
+
+namespace {
+// Serialization keys used in NSCoding functions.
+NSString* const kCertificatePolicyManagerKey = @"certificatePolicyManager";
+NSString* const kCurrentNavigationIndexKey = @"currentNavigationIndex";
+NSString* const kEntriesKey = @"entries";
+NSString* const kLastVisitedTimestampKey = @"lastVisitedTimestamp";
+NSString* const kOpenerIdKey = @"openerId";

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

kOpenerIDKey

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+NSString* const kOpenedByDOMKey = @"openedByDOM";
+NSString* const kOpenerNavigationIndexKey = @"openerNavigationIndex";
+NSString* const kPreviousNavigationIndexKey = @"previousNavigationIndex";
+NSString* const kTabIdKey = @"tabId";

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

kTabIDKey

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+NSString* const kWindowNameKey = @"windowName";
+NSString* const kXCallbackParametersKey = @"xCallbackParameters";
+}
+
+@interface CRWSerializedNavigationManager () {
+  base::mac::ObjCPropertyReleaser
+      _propertyReleaser_CRWSerializedNavigationManager;
+}
+@end
+
+@implementation CRWSerializedNavigationManager
+
+@synthesize tabId = _tabId;
+@synthesize openerId = _openerId;
+@synthesize openedByDOM = _openedByDOM;
+@synthesize openerNavigationIndex = _openerNavigationIdes;
+@synthesize windowName = _windowName;
+@synthesize currentNavigationIndex = _currentNavigationIndex;
+@synthesize previousNavigationIndex = _previousNavigationIndex;
+@synthesize lastVisitedTimestamp = _lastVisitedTimestamp;
+@synthesize entries = _entries;
+@synthesize sessionCertificatePolicyManager = _sessionCertificatePolicyManager;
+@synthesize xCallbackParameters = _xCallbackParameters;
+
+- (instancetype)init {
+  self = [super init];
+  if (self) {
+    _propertyReleaser_CRWSerializedNavigationManager.Init(
+        self, [CRWSerializedNavigationManager class]);
+  }
+  return self;
+}
+
+- (instancetype)initWithCoder:(nonnull NSCoder*)aDecoder {

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

s/aDecoder/decoder

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+  self = [super init];
+  if (self) {
+    self.tabId = [aDecoder decodeObjectForKey:kTabIdKey];

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

Please don't access properties in init

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+    self.windowName = [aDecoder decodeObjectForKey:kWindowNameKey];
+    self.openerId = [aDecoder decodeObjectForKey:kOpenerIdKey];
+    self.openedByDOM = [aDecoder decodeBoolForKey:kOpenedByDOMKey];
+    self.openerNavigationIndex =
+        [aDecoder decodeIntForKey:kOpenerNavigationIndexKey];
+    self.currentNavigationIndex =
+        [aDecoder decodeIntForKey:kCurrentNavigationIndexKey];
+    self.previousNavigationIndex =
+        [aDecoder decodeIntForKey:kPreviousNavigationIndexKey];
+    self.lastVisitedTimestamp =
+        [aDecoder decodeDoubleForKey:kLastVisitedTimestampKey];
+    self.entries = [NSMutableArray
+        arrayWithArray:[aDecoder decodeObjectForKey:kEntriesKey]];
+    // Prior to M34, 0 was used as "no index" instead of -1; adjust for that.
+    if (!self.entries.count)
+      self.currentNavigationIndex = -1;
+    self.sessionCertificatePolicyManager =
+        [aDecoder decodeObjectForKey:kCertificatePolicyManagerKey];
+    if (!self.sessionCertificatePolicyManager) {
+      self.sessionCertificatePolicyManager =
+          [[CRWSessionCertificatePolicyManager alloc] init];

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

This is a memory leak

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+    }
+    self.xCallbackParameters =
+        [[aDecoder decodeObjectForKey:kXCallbackParametersKey] retain];

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

ditto

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+  }
+  return self;
+}
+
+- (void)encodeWithCoder:(NSCoder*)aCoder {

[Eugene But (OOO till 7-30), 2015/09/23 16:33:44]

s/aCoder/coder

[kkhorimoto, 2015/09/24 18:12:59]

Done.

+  [aCoder encodeObject:self.tabId forKey:kTabIdKey];
+  [aCoder encodeObject:self.openerId forKey:kOpenerIdKey];
+  [aCoder encodeBool:self.openedByDOM forKey:kOpenedByDOMKey];
+  [aCoder encodeInt:self.openerNavigationIndex
+             forKey:kOpenerNavigationIndexKey];
+  [aCoder encodeObject:self.windowName forKey:kWindowNameKey];
+  [aCoder encodeInt:self.currentNavigationIndex
+             forKey:kCurrentNavigationIndexKey];
+  [aCoder encodeInt:self.previousNavigationIndex
+             forKey:kPreviousNavigationIndexKey];
+  [aCoder encodeDouble:self.lastVisitedTimestamp
+                forKey:kLastVisitedTimestampKey];
+  [aCoder encodeObject:self.entries forKey:kEntriesKey];
+  [aCoder encodeObject:self.sessionCertificatePolicyManager
+                forKey:kCertificatePolicyManagerKey];
+  [aCoder encodeObject:self.xCallbackParameters forKey:kXCallbackParametersKey];
+  // rendererInitiated is deliberately not preserved, as upstream.
+}
+
+@end