Copy Crashpad into the Chrome tree instead of importing it via DEPS

third_party/crashpad/crashpad/util/misc/random_string.h

Index: third_party/crashpad/crashpad/util/misc/random_string.h
diff --git a/third_party/crashpad/crashpad/util/misc/random_string.h b/third_party/crashpad/crashpad/util/misc/random_string.h
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+// Copyright 2015 The Crashpad Authors. All rights reserved.
+//
+// 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 CRASHPAD_UTIL_MISC_RANDOM_STRING_H_
+#define CRASHPAD_UTIL_MISC_RANDOM_STRING_H_
+
+#include <string>
+
+namespace crashpad {
+
+//! \brief Returns a random string.
+//!
+//! The string consists of 16 uppercase characters chosen at random. The
+//! returned string has over 75 bits of randomness (26<sup>16</sup> &gt;
+//! 2<sup>75</sup>).
+std::string RandomString();
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_UTIL_MISC_RANDOM_STRING_H_