[inspector] use own copy of third_party/inspector_protocol

third_party/inspector_protocol/lib/ErrorSupport_h.template

Index: third_party/inspector_protocol/lib/ErrorSupport_h.template
diff --git a/third_party/inspector_protocol/lib/ErrorSupport_h.template b/third_party/inspector_protocol/lib/ErrorSupport_h.template
new file mode 100644
index 0000000000000000000000000000000000000000..9d2a19260305e631ce25ac40cddcccec7bee2811
--- /dev/null
+++ b/third_party/inspector_protocol/lib/ErrorSupport_h.template
@@ -0,0 +1,37 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef {{"_".join(config.protocol.namespace)}}_ErrorSupport_h
+#define {{"_".join(config.protocol.namespace)}}_ErrorSupport_h
+
+//#include "Forward.h"
+
+{% for namespace in config.protocol.namespace %}
+namespace {{namespace}} {
+{% endfor %}
+
+class {{config.lib.export_macro}} ErrorSupport {
+public:
+    ErrorSupport();
+    ErrorSupport(String* errorString);
+    ~ErrorSupport();
+
+    void push();
+    void setName(const String&);
+    void pop();
+    void addError(const String&);
+    bool hasErrors();
+    String errors();
+
+private:
+    std::vector<String> m_path;
+    std::vector<String> m_errors;
+    String* m_errorString;
+};
+
+{% for namespace in config.protocol.namespace %}
+} // namespace {{namespace}}
+{% endfor %}
+
+#endif // !defined({{"_".join(config.protocol.namespace)}}_ErrorSupport_h)