Merge pull request #26469 from krojew/master

Updated flatbuffers to 1.9

types/flatbuffers/index.d.ts

@@ -1,4 +1,4 @@
-// Type definitions for flatbuffers 1.6
+// Type definitions for flatbuffers 1.9
 // Project: http://google.github.io/flatbuffers/index.html
 // Definitions by: Kamil Rojewski <kamil.rojewski@gmail.com>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
@@ -10,7 +10,7 @@ declare global {
     type Offset = number;
 
     interface Table {
-      bb: ByteBuffer;
+      bb: ByteBuffer|null;
       bb_pos: number;
     }
 
@@ -241,6 +241,8 @@ declare global {
       writeFloat32(offset: number, value: number): void;
       writeFloat64(offset: number, value: number): void;
 
+      getBufferIdentifier(): string;
+
       /**
        * Look up a field in the vtable, return an offset into the object, or 0 if the
        * field is not present.