Fix d8's Shell::ReadBuffer after r18227

BUG=v8:3085
LOG=N
R=jochen@chromium.org

Review URL: https://codereview.chromium.org/127853003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18482 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/d8.cc

@@ -1133,7 +1133,8 @@ void Shell::ReadBuffer(const v8::FunctionCallbackInfo<v8::Value>& args) {
     Throw(args.GetIsolate(), "Error reading file");
     return;
   }
-  Handle<v8::ArrayBuffer> buffer = ArrayBuffer::New(isolate, data, length);
+  Handle<v8::ArrayBuffer> buffer =
+      ArrayBuffer::New(isolate, data->data, length);
   data->handle.Reset(isolate, buffer);
   data->handle.SetWeak(data, ReadBufferWeakCallback);
   data->handle.MarkIndependent();

test/mjsunit/regress/d8-readbuffer.js

+// Copyright 2014 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Test that reading a file actually returns the file's contents.
+
+// Env: TEST_FILE_NAME
+assertEquals("string", typeof TEST_FILE_NAME);
+
+var a = new Uint8Array(readbuffer(TEST_FILE_NAME));
+
+// First line of this file.
+var expected = "// Copyright 2014 the V8 project authors. All rights reserved.";
+
+for (var i = 0; i < expected.length; i++) {
+  assertEquals(expected.charCodeAt(i), a[i]);
+}