Update unicode to 7.0.0.

src/jsregexp.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/ast.h"
 #include "src/base/platform/platform.h"
 #include "src/compilation-cache.h"
 #include "src/compiler.h"
 #include "src/execution.h"
 #include "src/factory.h"
 #include "src/jsregexp-inl.h"
 #include "src/jsregexp.h"
 #include "src/ostreams.h"
 #include "src/parser.h"
 #include "src/regexp-macro-assembler.h"
 #include "src/regexp-macro-assembler-irregexp.h"
 #include "src/regexp-macro-assembler-tracer.h"
 #include "src/regexp-stack.h"
 #include "src/runtime/runtime.h"
 #include "src/string-search.h"
+#include "src/unicode-decoder.h"
 
 #ifndef V8_INTERPRETED_REGEXP
 #if V8_TARGET_ARCH_IA32
 #include "src/ia32/regexp-macro-assembler-ia32.h"  // NOLINT
 #elif V8_TARGET_ARCH_X64
 #include "src/x64/regexp-macro-assembler-x64.h"  // NOLINT
 #elif V8_TARGET_ARCH_ARM64
 #include "src/arm64/regexp-macro-assembler-arm64.h"  // NOLINT
 #elif V8_TARGET_ARCH_ARM
 #include "src/arm/regexp-macro-assembler-arm.h"  // NOLINT
@@ skipping 6126 matching lines @@
   }
 
   return compiler.Assemble(&macro_assembler,
                            node,
                            data->capture_count,
                            pattern);
 }
 
 
 }}  // namespace v8::internal