Wrap SkStreams in IStreams instead of copying data around.
http://codereview.appspot.com/4630062/


git-svn-id: http://skia.googlecode.com/svn/trunk@1694 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/utils/win/SkAutoCoInitialize.cpp b/src/utils/win/SkAutoCoInitialize.cpp
new file mode 100644
index 0000000..7249341
--- /dev/null
+++ b/src/utils/win/SkAutoCoInitialize.cpp
@@ -0,0 +1,34 @@
+/*
+    Copyright 2011 Google Inc.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+ */
+
+#define WIN32_LEAN_AND_MEAN
+#include <Windows.h>
+#include <ole2.h>
+#include "SkAutoCoInitialize.h"
+
+AutoCoInitialize::AutoCoInitialize() :
+    fHR(
+        CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE)
+    )
+{ }
+
+AutoCoInitialize::~AutoCoInitialize() {
+    if (SUCCEEDED(this->fHR)) {
+        CoUninitialize();
+    }
+}
+
+HRESULT AutoCoInitialize::getHR() { return this->fHR; }