Support for Crome roll 176827->179299.

tools/dom/idl/dart/dart.idl

 // This file introduces / supplements and forces Dart declarations.
 
 [Supplemental,
  Constructor]
 interface AudioContext {};
 
 [Supplemental]
 interface Document {
   [Suppressed] DOMObject getCSSCanvasContext(in DOMString contextId, in DOMString name, in long width, in long height);
   CanvasRenderingContext getCSSCanvasContext(in DOMString contextId, in DOMString name, in long width, in long height);
@@ skipping 216 matching lines @@
   [Suppressed] void setUint8();
   void setInt8(in unsigned long byteOffset, in byte value)
       raises (DOMException);
   void setUint8(in unsigned long byteOffset, in octet value)
       raises (DOMException);
 };
 
 // TODO(vsm): Define new names for these (see b/4436830).
 [Supplemental]
 interface IDBCursor {
-  [DartName=continueFunction] void continue([Optional] in IDBKey key);
+  [DartName=continueFunction] void continue([Optional] in any key);
 };
 [Supplemental]
 interface IDBDatabase {
   // These variants are slated for removal from WebKit.  Suppress to bring our
   // API in line with the most recent spec.
   [Suppressed, CallWith=ScriptExecutionContext] IDBTransaction transaction(in DOMStringList storeNames, in unsigned short mode)
       raises (IDBDatabaseException);
   [Suppressed, CallWith=ScriptExecutionContext] IDBTransaction transaction(in DOMString[] storeNames, in unsigned short mode)
       raises (IDBDatabaseException);
   [Suppressed, CallWith=ScriptExecutionContext] IDBTransaction transaction(in DOMString storeName, in unsigned short mode)
       raises (IDBDatabaseException);
 };
 [Supplemental]
 interface IDBIndex {
-  [DartName=getObject] IDBRequest get(in IDBKey key);
+  [DartName=getObject] IDBRequest get(in any key);
 };
 [Supplemental]
 interface IDBObjectStore {
-  [DartName=getObject] IDBRequest get(in IDBKey key);
+  [DartName=getObject] IDBRequest get(in any key);
   [DartName=getObject] IDBRequest get(in IDBKeyRange key);
 };
 
 [Supplemental]
 interface IDBKeyRange {
-  [DartName=only_] static IDBKeyRange only(in IDBKey value) raises (IDBDatabaseException);
-  [DartName=lowerBound_] static IDBKeyRange lowerBound(in IDBKey bound, [Optional] in boolean open) raises (IDBDatabaseException);
-  [DartName=upperBound_] static IDBKeyRange upperBound(in IDBKey bound, [Optional] in boolean open) raises (IDBDatabaseException);
-  [DartName=bound_] static IDBKeyRange bound(in IDBKey lower, in IDBKey upper, [Optional] in boolean lowerOpen, [Optional] in boolean upperOpen) raises (IDBDatabaseException);
+  [DartName=only_] static IDBKeyRange only(in any value) raises (IDBDatabaseException);
+  [DartName=lowerBound_] static IDBKeyRange lowerBound(in any bound, [Optional] in boolean open) raises (IDBDatabaseException);
+  [DartName=upperBound_] static IDBKeyRange upperBound(in any bound, [Optional] in boolean open) raises (IDBDatabaseException);
+  [DartName=bound_] static IDBKeyRange bound(in any lower, in any upper, [Optional] in boolean lowerOpen, [Optional] in boolean upperOpen) raises (IDBDatabaseException);
 };
 
 interface EntrySync {
   // Native implementation is declared to return EntrySync.
   [Suppressed] DirectoryEntrySync getParent();
   EntrySync getParent();
 };
 
 
 [Supplemental,
@@ skipping 64 matching lines @@
   [Suppressed] boolean send(in DOMString data) raises(DOMException);
 
   [Custom] void send(DOMString data) raises(DOMException);
   [Custom] void send(Blob data) raises(DOMException);
   [Custom] void send(ArrayBuffer data) raises(DOMException);
   [Custom] void send(ArrayBufferView data) raises(DOMException);
 };
 
 [Suppressed]
 interface Entity {};