Revert of Revert of Blink roll 9d34a87:9a051c52

Revert of Revert of Blink roll 9d34a87:9a051c52 (patchset #1 id:1 of https://codereview.chromium.org/540023002/)

Reason for revert:
breaking all gpu bots

see https://code.google.com/p/chromium/issues/detail?id=410885

Original issue's description:
> Revert of Blink roll 9d34a87:9a051c52 (patchset #1 id:1 of https://codereview.chromium.org/539713002/)
>
> Reason for revert:
> Breaks telemetry_perf_unittests on Mac.
> Likely culprit is http://src.chromium.org/viewvc/blink?revision=181336&view=revision
>
>   ASSERTION FAILED: (HashTableKeyChecker<HashTranslator, KeyTraits, HashFunctions::safeToCompareToEmptyOrDeleted>::checkKey(key))
>   ../../third_party/WebKit/Source/wtf/HashTable.h(645) : const ValueType *WTF::HashTable<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator>::lookup(T) const [Key = blink::FontPlatformData, Value = WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, Extractor = WTF::KeyValuePairKeyExtractor, HashFunctions = blink::FontDataCacheKeyHash, Traits = WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, KeyTraits = blink::FontDataCacheKeyTraits, Allocator = WTF::DefaultAllocator, HashTranslator = WTF::IdentityHashTranslator<blink::FontDataCacheKeyHash>, T = blink::FontPlatformData]
>   1   0x5045c9b7 WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > const* WTF::HashTable<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator>::lookup<WTF::IdentityHashTranslator<blink::FontDataCacheKeyHash>, blink::FontPlatformData>(blink::FontPlatformData) const
>   2   0x5045c8fc WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >* WTF::HashTable<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator>::lookup<WTF::IdentityHashTranslator<blink::FontDataCacheKeyHash>, blink::FontPlatformData>(blink::FontPlatformData)
>   3   0x5045fed9 WTF::HashTableIterator<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator> WTF::HashTable<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator>::find<WTF::IdentityHashTranslator<blink::FontDataCacheKeyHash>, blink::FontPlatformData>(blink::FontPlatformData const&)
>   4   0x5045fe51 WTF::HashTable<blink::FontPlatformData, WTF::KeyValuePair<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::KeyValuePairKeyExtractor, blink::FontDataCacheKeyHash, WTF::HashMapValueTraits<blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> > >, blink::FontDataCacheKeyTraits, WTF::DefaultAllocator>::find(blink::FontPlatformData const&)
>   5   0x504556e8 WTF::HashMap<blink::FontPlatformData, std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int>, blink::FontDataCacheKeyHash, blink::FontDataCacheKeyTraits, WTF::HashTraits<std::pair<WTF::RefPtr<blink::SimpleFontData>, unsigned int> >, WTF::DefaultAllocator>::find(blink::FontPlatformData const&)
>   6   0x50454b28 blink::FontDataCache::get(blink::FontPlatformData const*, blink::ShouldRetain)
>   7   0x50446962 blink::FontCache::fontDataFromFontPlatformData(blink::FontPlatformData const*, blink::ShouldRetain)
>   8   0x504467f1 blink::FontCache::getFontData(blink::FontDescription const&, WTF::AtomicString const&, bool, blink::ShouldRetain)
>   9   0x5046298f blink::FontFallbackList::getFontData(blink::FontDescription const&, int&) const
>   10  0x504620c9 blink::FontFallbackList::fontDataAt(blink::FontDescription const&, unsigned int) const
>   11  0x50461d9d blink::FontFallbackList::determinePitch(blink::FontDescription const&) const
>   12  0x4384da35 blink::FontFallbackList::isFixedPitch(blink::FontDescription const&) const
>   13  0x4384d6b9 blink::Font::isFixedPitch() const
>   14  0x43841394 blink::RenderText::widthFromCache(blink::Font const&, int, int, float, blink::TextDirection, WTF::HashSet<blink::SimpleFontData const*, WTF::PtrHash<blink::SimpleFontData const*>, WTF::HashTraits<blink::SimpleFontData const*>, WTF::DefaultAllocator>*, blink::GlyphOverflow*) const
>   15  0x4383c04d blink::RenderText::computePreferredLogicalWidths(float, WTF::HashSet<blink::SimpleFontData const*, WTF::PtrHash<blink::SimpleFontData const*>, WTF::HashTraits<blink::SimpleFontData const*>, WTF::DefaultAllocator>&, blink::GlyphOverflow&)
>   16  0x4383ad0c blink::RenderText::computePreferredLogicalWidths(float)
>   17  0x4383a603 blink::RenderText::trimmedPrefWidths(float, float&, bool&, float&, bool&, bool&, bool&, float&, float&, float&, float&, bool&, blink::TextDirection)
>   18  0x4365b7ab blink::RenderBlockFlow::computeInlinePreferredLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&)
>   19  0x435f3d3c blink::RenderBlock::computeIntrinsicLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&) const
>   20  0x435f4ecc blink::RenderBlock::computePreferredLogicalWidths()
>   21  0x4367488e blink::RenderBox::minPreferredLogicalWidth() const
>   22  0x435f4474 blink::RenderBlock::computeBlockPreferredLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&) const
>   23  0x435f3d5a blink::RenderBlock::computeIntrinsicLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&) const
>   24  0x435f4ecc blink::RenderBlock::computePreferredLogicalWidths()
>   25  0x4367488e blink::RenderBox::minPreferredLogicalWidth() const
>   26  0x435f4474 blink::RenderBlock::computeBlockPreferredLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&) const
>   27  0x435f3d5a blink::RenderBlock::computeIntrinsicLogicalWidths(blink::LayoutUnit&, blink::LayoutUnit&) const
>   28  0x435f4ecc blink::RenderBlock::computePreferredLogicalWidths()
>   29  0x438059b1 blink::RenderTableCell::computePreferredLogicalWidths()
>   30  0x4367488e blink::RenderBox::minPreferredLogicalWidth() const
>   31  0x435766c8 blink::AutoTableLayout::recalcColumn(unsigned int)
>
> Original issue's description:
> > Blink roll 9d34a87:9a051c52
> >
> > https://chromium.googlesource.com/chromium/blink/+log/9d34a87dee82cbdcd5876669aa1cd1a430289e09..9a051c526402aedfa6bc73e6699838c777b679cf
> > TBR=tkent@chromium.org,arv@chromium.org
> >
> > Committed: https://chromium.googlesource.com/chromium/src/+/203622e5b22fd772320684b7f8a1aa1fa4afc25b
>
> TBR=arv@chromium.org,tkent@chromium.org,blink-deps-roller@chromium.org
> NOTREECHECKS=true
> NOTRY=true
>
> Committed: https://chromium.googlesource.com/chromium/src/+/3c503fbc25dc383874c83b1fc2c6a72fdfbf4bfc

TBR=arv@chromium.org,tkent@chromium.org,blink-deps-roller@chromium.org,dslomov@chromium.org
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/544733002

Cr-Commit-Position: refs/heads/master@{#293317}

DEPS

@@ -28,7 +28,7 @@ vars = {
   'libcxxabi_revision': '4ad1009ab3a59fa7a6896d74d5e4de5885697f95',
   'webkit_trunk': 'http://src.chromium.org/blink/trunk',
   'nacl_trunk': 'http://src.chromium.org/native_client/trunk',
-  'webkit_revision': '9d34a87dee82cbdcd5876669aa1cd1a430289e09', # from svn revision 181327
+  'webkit_revision': '9a051c526402aedfa6bc73e6699838c777b679cf', # from svn revision 181337
   'chromium_git': 'https://chromium.googlesource.com',
   'chromiumos_git': 'https://chromium.googlesource.com/chromiumos',
   'pdfium_git': 'https://pdfium.googlesource.com',