https://bugs.webkit.org/show_bug.cgi?id=123809.

Reviewed by Geoffrey Garen.

Source/JavaScriptCore: 

Also fixed build when disabling the DISASSEMBLER.
Added some needed #if's and some comments.

* assembler/LinkBuffer.cpp:
(JSC::LinkBuffer::finalizeCodeWithDisassembly):
* dfg/DFGDisassembler.cpp:
* dfg/DFGDisassembler.h:
(JSC::DFG::Disassembler::Disassembler):
(JSC::DFG::Disassembler::setStartOfCode):
(JSC::DFG::Disassembler::setForBlockIndex):
(JSC::DFG::Disassembler::setForNode):
(JSC::DFG::Disassembler::setEndOfMainPath):
(JSC::DFG::Disassembler::setEndOfCode):
(JSC::DFG::Disassembler::dump):
(JSC::DFG::Disassembler::reportToProfiler):
* disassembler/Disassembler.cpp:
* disassembler/X86Disassembler.cpp:
* jit/FPRInfo.h:
* jit/GPRInfo.h:
* jit/JITDisassembler.cpp:
* jit/JITDisassembler.h:
(JSC::JITDisassembler::JITDisassembler):
(JSC::JITDisassembler::setStartOfCode):
(JSC::JITDisassembler::setForBytecodeMainPath):
(JSC::JITDisassembler::setForBytecodeSlowPath):
(JSC::JITDisassembler::setEndOfSlowPath):
(JSC::JITDisassembler::setEndOfCode):
(JSC::JITDisassembler::dump):
(JSC::JITDisassembler::reportToProfiler):

Source/WTF: 

* wtf/Platform.h:
- Ensure that the ASSEMBLER is enabled when the DISASSEMBLER is enabled.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159987 268f45cc-cd09-0410-ab3c-d52691b4dbfc