Added brotli enc/ and tools/ directories.

third_party/brotli/enc/dictionary.h

 /* Copyright 2013 Google Inc. All Rights Reserved.
 
    Distributed under MIT license.
    See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
 */
 
-/* Collection of static dictionary words. */
+// Collection of static dictionary words.
 
-#ifndef BROTLI_DEC_DICTIONARY_H_
-#define BROTLI_DEC_DICTIONARY_H_
+#ifndef BROTLI_ENC_DICTIONARY_H_
+#define BROTLI_ENC_DICTIONARY_H_
 
 #include "./types.h"
 
+// No namespace, use same identifier as for the C decoder.
+
 #if defined(__cplusplus) || defined(c_plusplus)
 extern "C" {
 #endif
 
 extern const uint8_t kBrotliDictionary[122784];
 
 static const uint32_t kBrotliDictionaryOffsetsByLength[] = {
-  0, 0, 0, 0, 0, 4096, 9216, 21504, 35840, 44032, 53248, 63488, 74752, 87040,
-  93696, 100864, 104704, 106752, 108928, 113536, 115968, 118528, 119872, 121280,
-  122016
+     0,     0,     0,     0,     0,  4096,  9216, 21504, 35840, 44032,
+ 53248, 63488, 74752, 87040, 93696, 100864, 104704, 106752, 108928, 113536,
+ 115968, 118528, 119872, 121280, 122016,
 };
 
 static const uint8_t kBrotliDictionarySizeBitsByLength[] = {
-  0, 0, 0, 0, 10, 10, 11, 11, 10, 10, 10, 10, 10,
-  9, 9, 8, 7, 7,  8,  7,  7,  6,  6,  5,  5,
+  0,  0,  0,  0, 10, 10, 11, 11, 10, 10,
+ 10, 10, 10,  9,  9,  8,  7,  7,  8,  7,
+  7,  6,  6,  5,  5,
 };
 
 static const int kBrotliMinDictionaryWordLength = 4;
 static const int kBrotliMaxDictionaryWordLength = 24;
 
 #if defined(__cplusplus) || defined(c_plusplus)
-}  /* extern "C" */
+}    /* extern "C" */
 #endif
 
-#endif  /* BROTLI_DEC_DICTIONARY_H_ */
+#endif  // BROTLI_ENC_DICTIONARY_H_