Add parser-shell.

tools/shell-utils.h

Index: tools/shell-utils.h
diff --git a/src/property-details-inl.h b/tools/shell-utils.h
similarity index 71%
copy from src/property-details-inl.h
copy to tools/shell-utils.h
index 98eb1cf58e606c6d755210c91f18c21e51a8bfaa..ac61fb6bac137a11b051607b90f63f73a0c22981 100644
--- a/src/property-details-inl.h
+++ b/tools/shell-utils.h
@@ -25,27 +25,43 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#ifndef V8_PROPERTY_DETAILS_INL_H_
-#define V8_PROPERTY_DETAILS_INL_H_
+// Utility functions used by parser-shell and lexer-shell.
 
-#include "objects.h"
-#include "property-details.h"
-#include "v8conversions.h"
+#include <stdio.h>
 
 namespace v8 {
 namespace internal {
 
-inline bool Representation::CanContainDouble(double value) {
-  if (IsDouble() || is_more_general_than(Representation::Double())) {
-    return true;
+enum Encoding {
+  LATIN1,
+  UTF8,
+  UTF16
+};
+
+const byte* ReadFileAndRepeat(const char* name, int* size, int repeat) {
+  FILE* file = fopen(name, "rb");
+  *size = 0;
+  if (file == NULL) return NULL;
+
+  fseek(file, 0, SEEK_END);
+  int file_size = ftell(file);
+  rewind(file);
+
+  *size = file_size * repeat;
+
+  byte* chars = new byte[*size + 1];
+  for (int i = 0; i < file_size;) {
+    int read = static_cast<int>(fread(&chars[i], 1, file_size - i, file));
+    i += read;
   }
-  if (IsInt32Double(value)) {
-    if (IsInteger32()) return true;
-    if (IsSmi()) return Smi::IsValid(static_cast<int32_t>(value));
+  fclose(file);
+
+  for (int i = file_size; i < *size; i++) {
+    chars[i] = chars[i - file_size];
   }
-  return false;
+  chars[*size] = 0;
+
+  return chars;
 }
 
 } }  // namespace v8::internal
-
-#endif  // V8_PROPERTY_DETAILS_INL_H_