Remove stylesheet injection from Blink.

Source/platform/URLPatternMatcher.cpp

Index: Source/platform/URLPatternMatcher.cpp
diff --git a/Source/platform/URLPatternMatcher.cpp b/Source/platform/URLPatternMatcher.cpp
deleted file mode 100644
index 21c0314ed6d8a836c4f346d4a22e37e4314d5a04..0000000000000000000000000000000000000000
--- a/Source/platform/URLPatternMatcher.cpp
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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.
- */
-
-#include "config.h"
-#include "platform/URLPatternMatcher.h"
-
-#include "platform/weborigin/KURL.h"
-#include "wtf/StdLibExtras.h"
-
-namespace blink {
-
-bool URLPatternMatcher::matchesPatterns(const KURL& url, const Vector<String>& whitelist)
-{
-    // If there is no whitelist at all, then all URLs are assumed to be in the whitelist.
-    if (whitelist.isEmpty())
-        return true;
-
-    for (size_t i = 0; i < whitelist.size(); ++i) {
-        URLPatternMatcher contentPattern(whitelist[i]);
-        if (contentPattern.matches(url))
-            return true;
-    }
-
-    return false;
-}
-
-bool URLPatternMatcher::parse(const String& pattern)
-{
-    DEFINE_STATIC_LOCAL(const String, schemeSeparator, ("://"));
-
-    size_t schemeEndPos = pattern.find(schemeSeparator);
-    if (schemeEndPos == kNotFound)
-        return false;
-
-    m_scheme = pattern.left(schemeEndPos);
-
-    unsigned hostStartPos = schemeEndPos + schemeSeparator.length();
-    if (hostStartPos >= pattern.length())
-        return false;
-
-    int pathStartPos = 0;
-
-    if (equalIgnoringCase(m_scheme, "file")) {
-        pathStartPos = hostStartPos;
-    } else {
-        size_t hostEndPos = pattern.find("/", hostStartPos);
-        if (hostEndPos == kNotFound)
-            return false;
-
-        m_host = pattern.substring(hostStartPos, hostEndPos - hostStartPos);
-        m_matchSubdomains = false;
-
-        if (m_host == "*") {
-            // The pattern can be just '*', which means match all domains.
-            m_host = "";
-            m_matchSubdomains = true;
-        } else if (m_host.startsWith("*.")) {
-            // The first component can be '*', which means to match all subdomains.
-            m_host = m_host.substring(2); // Length of "*."
-            m_matchSubdomains = true;
-        }
-
-        // No other '*' can occur in the host.
-        if (m_host.find("*") != kNotFound)
-            return false;
-
-        pathStartPos = hostEndPos;
-    }
-
-    m_path = pattern.right(pattern.length() - pathStartPos);
-
-    return true;
-}
-
-bool URLPatternMatcher::matches(const KURL& test) const
-{
-    if (m_invalid)
-        return false;
-
-    if (!equalIgnoringCase(test.protocol(), m_scheme))
-        return false;
-
-    if (!equalIgnoringCase(m_scheme, "file") && !matchesHost(test))
-        return false;
-
-    return matchesPath(test);
-}
-
-bool URLPatternMatcher::matchesHost(const KURL& test) const
-{
-    const String& host = test.host();
-    if (equalIgnoringCase(host, m_host))
-        return true;
-
-    if (!m_matchSubdomains)
-        return false;
-
-    // If we're matching subdomains, and we have no host, that means the pattern
-    // was <scheme>://*/<whatever>, so we match anything.
-    if (!m_host.length())
-        return true;
-
-    // Check if the domain is a subdomain of our host.
-    if (!host.endsWith(m_host, TextCaseInsensitive))
-        return false;
-
-    ASSERT(host.length() > m_host.length());
-
-    // Check that the character before the suffix is a period.
-    return host[host.length() - m_host.length() - 1] == '.';
-}
-
-struct MatchTester {
-    const String m_pattern;
-    unsigned m_patternIndex;
-
-    const String m_test;
-    unsigned m_testIndex;
-
-    MatchTester(const String& pattern, const String& test)
-    : m_pattern(pattern)
-    , m_patternIndex(0)
-    , m_test(test)
-    , m_testIndex(0)
-    {
-    }
-
-    bool testStringFinished() const { return m_testIndex >= m_test.length(); }
-    bool patternStringFinished() const { return m_patternIndex >= m_pattern.length(); }
-
-    void eatWildcard()
-    {
-        while (!patternStringFinished()) {
-            if (m_pattern[m_patternIndex] != '*')
-                return;
-            m_patternIndex++;
-        }
-    }
-
-    void eatSameChars()
-    {
-        while (!patternStringFinished() && !testStringFinished()) {
-            if (m_pattern[m_patternIndex] == '*')
-                return;
-            if (m_pattern[m_patternIndex] != m_test[m_testIndex])
-                return;
-            m_patternIndex++;
-            m_testIndex++;
-        }
-    }
-
-    bool test()
-    {
-        // Eat all the matching chars.
-        eatSameChars();
-
-        // If the string is finished, then the pattern must be empty too, or contains
-        // only wildcards.
-        if (testStringFinished()) {
-            eatWildcard();
-            if (patternStringFinished())
-                return true;
-            return false;
-        }
-
-        // Pattern is empty but not string, this is not a match.
-        if (patternStringFinished())
-            return false;
-
-        // If we don't encounter a *, then we're hosed.
-        if (m_pattern[m_patternIndex] != '*')
-            return false;
-
-        while (!testStringFinished()) {
-            MatchTester nextMatch(*this);
-            nextMatch.m_patternIndex++;
-            if (nextMatch.test())
-                return true;
-            m_testIndex++;
-        }
-
-        // We reached the end of the string. Let's see if the pattern contains only wildcards.
-        eatWildcard();
-        return patternStringFinished();
-    }
-};
-
-bool URLPatternMatcher::matchesPath(const KURL& test) const
-{
-    MatchTester match(m_path, test.path());
-    return match.test();
-}
-
-} // namespace blink