Delete a bunch of dead python code.

sky/tools/webkitpy/thirdparty/coverage/phystokens.py

Index: sky/tools/webkitpy/thirdparty/coverage/phystokens.py
diff --git a/sky/tools/webkitpy/thirdparty/coverage/phystokens.py b/sky/tools/webkitpy/thirdparty/coverage/phystokens.py
deleted file mode 100644
index fc4f2c9057b14e7c5ac79d4af2edfdb5df6139c9..0000000000000000000000000000000000000000
--- a/sky/tools/webkitpy/thirdparty/coverage/phystokens.py
+++ /dev/null
@@ -1,108 +0,0 @@
-"""Better tokenizing for coverage.py."""
-
-import keyword, re, token, tokenize
-from coverage.backward import StringIO              # pylint: disable=W0622
-
-def phys_tokens(toks):
-    """Return all physical tokens, even line continuations.
-
-    tokenize.generate_tokens() doesn't return a token for the backslash that
-    continues lines.  This wrapper provides those tokens so that we can
-    re-create a faithful representation of the original source.
-
-    Returns the same values as generate_tokens()
-
-    """
-    last_line = None
-    last_lineno = -1
-    last_ttype = None
-    for ttype, ttext, (slineno, scol), (elineno, ecol), ltext in toks:
-        if last_lineno != elineno:
-            if last_line and last_line[-2:] == "\\\n":
-                # We are at the beginning of a new line, and the last line
-                # ended with a backslash.  We probably have to inject a
-                # backslash token into the stream. Unfortunately, there's more
-                # to figure out.  This code::
-                #
-                #   usage = """\
-                #   HEY THERE
-                #   """
-                #
-                # triggers this condition, but the token text is::
-                #
-                #   '"""\\\nHEY THERE\n"""'
-                #
-                # so we need to figure out if the backslash is already in the
-                # string token or not.
-                inject_backslash = True
-                if last_ttype == tokenize.COMMENT:
-                    # Comments like this \
-                    # should never result in a new token.
-                    inject_backslash = False
-                elif ttype == token.STRING:
-                    if "\n" in ttext and ttext.split('\n', 1)[0][-1] == '\\':
-                        # It's a multiline string and the first line ends with
-                        # a backslash, so we don't need to inject another.
-                        inject_backslash = False
-                if inject_backslash:
-                    # Figure out what column the backslash is in.
-                    ccol = len(last_line.split("\n")[-2]) - 1
-                    # Yield the token, with a fake token type.
-                    yield (
-                        99999, "\\\n",
-                        (slineno, ccol), (slineno, ccol+2),
-                        last_line
-                        )
-            last_line = ltext
-            last_ttype = ttype
-        yield ttype, ttext, (slineno, scol), (elineno, ecol), ltext
-        last_lineno = elineno
-
-
-def source_token_lines(source):
-    """Generate a series of lines, one for each line in `source`.
-
-    Each line is a list of pairs, each pair is a token::
-
-        [('key', 'def'), ('ws', ' '), ('nam', 'hello'), ('op', '('), ... ]
-
-    Each pair has a token class, and the token text.
-
-    If you concatenate all the token texts, and then join them with newlines,
-    you should have your original `source` back, with two differences:
-    trailing whitespace is not preserved, and a final line with no newline
-    is indistinguishable from a final line with a newline.
-
-    """
-    ws_tokens = [token.INDENT, token.DEDENT, token.NEWLINE, tokenize.NL]
-    line = []
-    col = 0
-    source = source.expandtabs(8).replace('\r\n', '\n')
-    tokgen = tokenize.generate_tokens(StringIO(source).readline)
-    for ttype, ttext, (_, scol), (_, ecol), _ in phys_tokens(tokgen):
-        mark_start = True
-        for part in re.split('(\n)', ttext):
-            if part == '\n':
-                yield line
-                line = []
-                col = 0
-                mark_end = False
-            elif part == '':
-                mark_end = False
-            elif ttype in ws_tokens:
-                mark_end = False
-            else:
-                if mark_start and scol > col:
-                    line.append(("ws", " " * (scol - col)))
-                    mark_start = False
-                tok_class = tokenize.tok_name.get(ttype, 'xx').lower()[:3]
-                if ttype == token.NAME and keyword.iskeyword(ttext):
-                    tok_class = "key"
-                line.append((tok_class, part))
-                mark_end = True
-            scol = 0
-        if mark_end:
-            col = ecol
-
-    if line:
-        yield line