fixed bugs in ios version

ios/Flutter/Flutter.framework/Headers/Flutter.h

@@ -5,14 +5,22 @@
 #ifndef FLUTTER_FLUTTER_H_
 #define FLUTTER_FLUTTER_H_
 
+/**
+ BREAKING CHANGES:
+
+ November 29, 2017: Added a BREAKING CHANGES section.
+ */
+
 #include "FlutterAppDelegate.h"
 #include "FlutterBinaryMessenger.h"
 #include "FlutterChannels.h"
 #include "FlutterCodecs.h"
 #include "FlutterDartProject.h"
+#include "FlutterHeadlessDartRunner.h"
 #include "FlutterMacros.h"
 #include "FlutterNavigationController.h"
 #include "FlutterPlugin.h"
+#include "FlutterTexture.h"
 #include "FlutterViewController.h"
 
 #endif  // FLUTTER_FLUTTER_H_

ios/Flutter/Flutter.framework/Headers/FlutterAppDelegate.h

@@ -34,6 +34,12 @@ FLUTTER_EXPORT
 // Defaults to window's rootViewController.
 - (NSObject<FlutterBinaryMessenger>*)binaryMessenger;
 
+// Can be overriden by subclasses to provide a custom FlutterTextureRegistry,
+// typically a FlutterViewController, for plugin interop.
+//
+// Defaults to window's rootViewController.
+- (NSObject<FlutterTextureRegistry>*)textures;
+
 @end
 
 #endif  // FLUTTER_FLUTTERDARTPROJECT_H_

ios/Flutter/Flutter.framework/Headers/FlutterChannels.h

@@ -291,6 +291,10 @@ FLUTTER_EXPORT
  Invoked when the last listener is deregistered from the Stream associated to
  this channel on the Flutter side.
 
+ The channel implementation may call this method with `nil` arguments
+ to separate a pair of two consecutive set up requests. Such request pairs
+ may occur during Flutter hot restart.
+
  - Parameter arguments: Arguments for the stream.
  - Returns: A FlutterError instance, if teardown fails.
  */

ios/Flutter/Flutter.framework/Headers/FlutterCodecs.h

@@ -99,7 +99,7 @@ FLUTTER_EXPORT
 
  On the Dart side, these values are represented as follows:
 
- - `nil` or `NSNull`: `null`
+ - `nil` or `NSNull`: null
  - `NSNumber`: `bool`, `int`, or `double`, depending on the contained value.
  - `FlutterStandardBigInteger`: `int`
  - `NSString`: `String`

ios/Flutter/Flutter.framework/Headers/FlutterHeadlessDartRunner.h

@@ -0,0 +1,34 @@
+// Copyright 2017 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 FLUTTER_FLUTTERHEADLESSDARTRUNNER_H_
+#define FLUTTER_FLUTTERHEADLESSDARTRUNNER_H_
+
+#import <Foundation/Foundation.h>
+
+#include "FlutterDartProject.h"
+#include "FlutterMacros.h"
+
+/**
+ The FlutterHeadlessDartRunner runs Flutter Dart code with a null rasterizer,
+ and no native drawing surface. It is appropriate for use in running Dart
+ code e.g. in the background from a plugin.
+*/
+FLUTTER_EXPORT
+@interface FlutterHeadlessDartRunner : NSObject
+
+/**
+ Runs a Dart function on an Isolate that is not the main application's Isolate.
+ The first call will create a new Isolate. Subsequent calls will reuse that
+ Isolate. The Isolate is destroyed when the FlutterHeadlessDartRunner is
+ destroyed.
+
+ - Parameter entrypoint: The name of a top-level function from the same Dart
+   library that contains the app's main() function.
+*/
+- (void)runWithEntrypoint:(NSString*)entrypoint;
+
+@end
+
+#endif  // FLUTTER_FLUTTERHEADLESSDARTRUNNER_H_

ios/Flutter/Flutter.framework/Headers/FlutterMacros.h

@@ -20,4 +20,21 @@
 #define NS_ASSUME_NONNULL_END _Pragma("clang assume_nonnull end")
 #endif  // defined(NS_ASSUME_NONNULL_BEGIN)
 
+/**
+ Indicates that the API has been deprecated for the specifed reason. Code that
+ uses the deprecated API will continue to work as before. However, the API will
+ soon become unavailable and users are encouraged to immediately take the
+ appropriate action mentioned in the deprecation message and the BREAKING
+ CHANGES section present in the Flutter.h umbrella header.
+ */
+#define FLUTTER_DEPRECATED(msg) __attribute__((__deprecated__(msg)))
+
+/**
+ Indicates that the previously deprecated API is now unavailable. Code that
+ uses the API will not work and the declaration of the API is only a stub meant
+ to display the given message detailing the actions for the user to take
+ immediately.
+ */
+#define FLUTTER_UNAVAILABLE(msg) __attribute__((__unavailable__(msg)))
+
 #endif  // FLUTTER_FLUTTERMACROS_H_

ios/Flutter/Flutter.framework/Headers/FlutterPlugin.h

@@ -10,6 +10,7 @@
 #include "FlutterBinaryMessenger.h"
 #include "FlutterChannels.h"
 #include "FlutterCodecs.h"
+#include "FlutterTexture.h"
 
 NS_ASSUME_NONNULL_BEGIN
 @protocol FlutterPluginRegistrar;
@@ -142,6 +143,14 @@ NS_ASSUME_NONNULL_BEGIN
  */
 - (NSObject<FlutterBinaryMessenger>*)messenger;
 
+/**
+ Returns a `FlutterTextureRegistry` for registering textures
+ provided by the plugin.
+
+ - Returns: The texture registry.
+ */
+- (NSObject<FlutterTextureRegistry>*)textures;
+
 /**
  Publishes a value for external use of the plugin.
 

ios/Flutter/Flutter.framework/Headers/FlutterTexture.h

@@ -0,0 +1,29 @@
+// Copyright 2017 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 FLUTTER_FLUTTERTEXTURE_H_
+#define FLUTTER_FLUTTERTEXTURE_H_
+
+#import <CoreMedia/CoreMedia.h>
+#import <Foundation/Foundation.h>
+
+#include "FlutterMacros.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+FLUTTER_EXPORT
+@protocol FlutterTexture<NSObject>
+- (CVPixelBufferRef)copyPixelBuffer;
+@end
+
+FLUTTER_EXPORT
+@protocol FlutterTextureRegistry<NSObject>
+- (int64_t)registerTexture:(NSObject<FlutterTexture>*)texture;
+- (void)textureFrameAvailable:(int64_t)textureId;
+- (void)unregisterTexture:(int64_t)textureId;
+@end
+
+NS_ASSUME_NONNULL_END
+
+#endif  // FLUTTER_FLUTTERTEXTURE_H_

ios/Flutter/Flutter.framework/Headers/FlutterViewController.h

@@ -11,9 +11,10 @@
 #include "FlutterBinaryMessenger.h"
 #include "FlutterDartProject.h"
 #include "FlutterMacros.h"
+#include "FlutterTexture.h"
 
 FLUTTER_EXPORT
-@interface FlutterViewController : UIViewController<FlutterBinaryMessenger>
+@interface FlutterViewController : UIViewController<FlutterBinaryMessenger, FlutterTextureRegistry>
 
 - (instancetype)initWithProject:(FlutterDartProject*)project
                         nibName:(NSString*)nibNameOrNil