It made in-browser V8v7 10% slower.

* bytecode/CodeBlock.cpp:
(JSC::CodeBlock::CodeBlock):
* bytecode/CodeBlock.h:
(CodeBlock):
(JSC::CodeBlock::countSpeculationSuccess):
(JSC::CodeBlock::countSpeculationFailure):
(JSC::CodeBlock::speculativeSuccessCounter):
(JSC::CodeBlock::speculativeFailCounter):
(JSC::CodeBlock::forcedOSRExitCounter):
(JSC::CodeBlock::addressOfSpeculativeSuccessCounter):
(JSC::CodeBlock::addressOfSpeculativeFailCounter):
(JSC::CodeBlock::addressOfForcedOSRExitCounter):
(JSC::CodeBlock::offsetOfSpeculativeSuccessCounter):
(JSC::CodeBlock::offsetOfSpeculativeFailCounter):
(JSC::CodeBlock::offsetOfForcedOSRExitCounter):
(JSC::CodeBlock::largeFailCountThreshold):
(JSC::CodeBlock::largeFailCountThresholdForLoop):
(JSC::CodeBlock::shouldReoptimizeNow):
(JSC::CodeBlock::shouldReoptimizeFromLoopNow):
* bytecode/ExecutionCounter.cpp:
(JSC::ExecutionCounter::setThreshold):
* bytecode/ExecutionCounter.h:
(ExecutionCounter):
* dfg/DFGJITCompiler.cpp:
(JSC::DFG::JITCompiler::compileBody):
* dfg/DFGOSRExit.cpp:
(JSC::DFG::OSRExit::considerAddingAsFrequentExitSiteSlow):
* dfg/DFGOSRExitCompiler.cpp:
(JSC::DFG::OSRExitCompiler::handleExitCounts):
* dfg/DFGOperations.cpp:
* jit/JITStubs.cpp:
(JSC::DEFINE_STUB_FUNCTION):
* runtime/Options.h:
(JSC):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@122182 268f45cc-cd09-0410-ab3c-d52691b4dbfc