Updated WebKit from /home/shausman/src/webkit/trunk to qtwebkit/qtwebkit-4.6 ( e3dc4ef2b801d91e115c54f833fa7766d392ceda )

Changes in WebKit/qt since the last update:

* r51006 --  https://bugs.webkit.org/show_bug.cgi?id=31475 -- Crash in StringHash::equal due to unaligned string data

3 files changed, 27 insertions, 1 deletions

diff --git a/src/3rdparty/webkit/VERSION b/src/3rdparty/webkit/VERSION
index 4de7ad8..45608c5 100644
--- a/src/3rdparty/webkit/VERSION
+++ b/src/3rdparty/webkit/VERSION
@@ -8,4 +8,4 @@ The commit imported was from the
 
 and has the sha1 checksum
 
-        ecfa4583e573ce4dff1f0df12f6bdba3022376e5
+        e3dc4ef2b801d91e115c54f833fa7766d392ceda
diff --git a/src/3rdparty/webkit/WebCore/ChangeLog b/src/3rdparty/webkit/WebCore/ChangeLog
index 2bd506b..a2bd5c3 100644
--- a/src/3rdparty/webkit/WebCore/ChangeLog
+++ b/src/3rdparty/webkit/WebCore/ChangeLog
@@ -1,3 +1,17 @@
+2009-11-15  Dave Tapuska  <dtapuska@rim.com>
+
+        Reviewed by George Staikos.
+        
+        Compare UChars single unit at a time as opposed to the uint32_t
+        approach as casting to unaligned addresses may cause a bus failure
+        on ARMv5 and below. This change replicates the same defines that
+        exists in AtomicString.cpp
+
+        https://bugs.webkit.org/show_bug.cgi?id=31475
+        
+        * platform/text/StringHash.h:
+        (WebCore::StringHash::equal):
+
 2010-03-25  yael aharon  <yael.aharon@nokia.com>
 
         Reviewed by Laszlo Gombos.
diff --git a/src/3rdparty/webkit/WebCore/platform/text/StringHash.h b/src/3rdparty/webkit/WebCore/platform/text/StringHash.h
index 336dce3..5d01ea8 100644
--- a/src/3rdparty/webkit/WebCore/platform/text/StringHash.h
+++ b/src/3rdparty/webkit/WebCore/platform/text/StringHash.h
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved
+ * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ -47,6 +48,16 @@ namespace WebCore {
             if (aLength != bLength)
                 return false;
 
+#if PLATFORM(ARM) || PLATFORM(SH4)
+            const UChar* aChars = a->characters();
+            const UChar* bChars = b->characters();
+            for (unsigned i = 0; i != aLength; ++i) {
+                if (*aChars++ != *bChars++)
+                    return false;
+            }
+            return true;
+#else
+            /* Do it 4-bytes-at-a-time on architectures where it's safe */
             const uint32_t* aChars = reinterpret_cast<const uint32_t*>(a->characters());
             const uint32_t* bChars = reinterpret_cast<const uint32_t*>(b->characters());
 
@@ -59,6 +70,7 @@ namespace WebCore {
                 return false;
 
             return true;
+#endif
         }
 
         static unsigned hash(const RefPtr<StringImpl>& key) { return key->hash(); }