Upgrade CEF to 3.3029.1611.g44e39a8 / Chromium 58.0.3029.81.

[casparcg] / dependencies64 / cef / linux / include / wrapper / cef_helpers.h

diff --git a/dependencies64/cef/linux/include/wrapper/cef_helpers.h b/dependencies64/cef/linux/include/wrapper/cef_helpers.h
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+++ b/dependencies64/cef/linux/include/wrapper/cef_helpers.h
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+// Copyright (c) 2014 Marshall A. Greenblatt. 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 name Chromium Embedded
+// Framework 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.
+//
+// ---------------------------------------------------------------------------
+//
+// The contents of this file are only available to applications that link
+// against the libcef_dll_wrapper target.
+//
+
+#ifndef CEF_INCLUDE_WRAPPER_CEF_HELPERS_H_
+#define CEF_INCLUDE_WRAPPER_CEF_HELPERS_H_
+#pragma once
+
+#include <cstring>
+#include <string>
+#include <vector>
+
+#include "include/base/cef_bind.h"
+#include "include/base/cef_logging.h"
+#include "include/base/cef_macros.h"
+#include "include/cef_task.h"
+
+#define CEF_REQUIRE_UI_THREAD()       DCHECK(CefCurrentlyOn(TID_UI));
+#define CEF_REQUIRE_IO_THREAD()       DCHECK(CefCurrentlyOn(TID_IO));
+#define CEF_REQUIRE_FILE_THREAD()     DCHECK(CefCurrentlyOn(TID_FILE));
+#define CEF_REQUIRE_RENDERER_THREAD() DCHECK(CefCurrentlyOn(TID_RENDERER));
+
+
+// Use this struct in conjuction with refcounted types to ensure that an
+// object is deleted on the specified thread. For example:
+//
+// class Foo : public base::RefCountedThreadSafe<Foo, CefDeleteOnUIThread> {
+//  public:
+//   Foo();
+//   void DoSomething();
+//
+//  private:
+//   // Allow deletion via scoped_refptr only.
+//   friend struct CefDeleteOnThread<TID_UI>;
+//   friend class base::RefCountedThreadSafe<Foo, CefDeleteOnUIThread>;
+//
+//   virtual ~Foo() {}
+// };
+//
+// base::scoped_refptr<Foo> foo = new Foo();
+// foo->DoSomething();
+// foo = NULL;  // Deletion of |foo| will occur on the UI thread.
+//
+template<CefThreadId thread>
+struct CefDeleteOnThread {
+  template<typename T>
+  static void Destruct(const T* x) {
+    if (CefCurrentlyOn(thread)) {
+      delete x;
+    } else {
+      CefPostTask(thread,
+                  base::Bind(&CefDeleteOnThread<thread>::Destruct<T>, x));
+    }
+  }
+};
+
+struct CefDeleteOnUIThread : public CefDeleteOnThread<TID_UI> { };
+struct CefDeleteOnIOThread : public CefDeleteOnThread<TID_IO> { };
+struct CefDeleteOnFileThread : public CefDeleteOnThread<TID_FILE> { };
+struct CefDeleteOnRendererThread : public CefDeleteOnThread<TID_RENDERER> { };
+
+
+///
+// Helper class to manage a scoped copy of |argv|.
+///
+class CefScopedArgArray {
+ public:
+  CefScopedArgArray(int argc, char* argv[]) {
+    // argv should have (argc + 1) elements, the last one always being NULL.
+    array_ = new char*[argc + 1];
+    for (int i = 0; i < argc; ++i) {
+      values_.push_back(argv[i]);
+      array_[i] = const_cast<char*>(values_[i].c_str());
+    }
+    array_[argc] = NULL;
+  }
+  ~CefScopedArgArray() {
+    delete [] array_;
+  }
+
+  char** array() const { return array_; }
+
+ private:
+  char** array_;
+
+  // Keep values in a vector separate from |array_| because various users may
+  // modify |array_| and we still want to clean up memory properly.
+  std::vector<std::string> values_;
+  
+  DISALLOW_COPY_AND_ASSIGN(CefScopedArgArray);
+};
+
+#endif  // CEF_INCLUDE_WRAPPER_CEF_HELPERS_H_