Copied some headers from /frameworks/base to /frameworks/native to support PDK effort

o added some minor header include changes
o related-to-bug: 6044887

Change-Id: Ia8e7ba861c509a4fb688ab2ed1e81151a708861a
diff --git a/include/media/hardware/OMXPluginBase.h b/include/media/hardware/OMXPluginBase.h
new file mode 100644
index 0000000..2fd8e12
--- /dev/null
+++ b/include/media/hardware/OMXPluginBase.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#ifndef OMX_PLUGIN_BASE_H_
+
+#define OMX_PLUGIN_BASE_H_
+
+#include <sys/types.h>
+
+#include <OMX_Component.h>
+
+#include <utils/String8.h>
+#include <utils/Vector.h>
+
+namespace android {
+
+struct OMXComponentBase;
+
+struct OMXPluginBase {
+    OMXPluginBase() {}
+    virtual ~OMXPluginBase() {}
+
+    virtual OMX_ERRORTYPE makeComponentInstance(
+            const char *name,
+            const OMX_CALLBACKTYPE *callbacks,
+            OMX_PTR appData,
+            OMX_COMPONENTTYPE **component) = 0;
+
+    virtual OMX_ERRORTYPE destroyComponentInstance(
+            OMX_COMPONENTTYPE *component) = 0;
+
+    virtual OMX_ERRORTYPE enumerateComponents(
+            OMX_STRING name,
+            size_t size,
+            OMX_U32 index) = 0;
+
+    virtual OMX_ERRORTYPE getRolesOfComponent(
+            const char *name,
+            Vector<String8> *roles) = 0;
+
+private:
+    OMXPluginBase(const OMXPluginBase &);
+    OMXPluginBase &operator=(const OMXPluginBase &);
+};
+
+}  // namespace android
+
+#endif  // OMX_PLUGIN_BASE_H_