Emit CFI for x86 & x86_64 JNI compiler.

Now for host-side x86 & x86_64 ART, we are able to get complete stacktrace with even mixed C/C++ & Java stack frames.

Testing:
1. art/test/run-test --host --gdb [--64] --no-relocate 005
2. In gdb, run 'b art::Class_classForName' which is implementation of a Java native method, then 'r'
3. In gdb, run 'bt'. You should see stack frames down to main()

Change-Id: I2d17e9aa0f6d42d374b5362a15ea35a2fce96302

compiler/compiled_method.h

diff --git a/compiler/compiled_method.h b/compiler/compiled_method.h
index b8cd851..c98d06a 100644
--- a/compiler/compiled_method.h
+++ b/compiler/compiled_method.h
@@ -120,7 +120,8 @@
                  const std::vector<uint8_t>& quick_code,
                  const size_t frame_size_in_bytes,
                  const uint32_t core_spill_mask,
-                 const uint32_t fp_spill_mask);
+                 const uint32_t fp_spill_mask,
+                 const std::vector<uint8_t>* cfi_info);
 
   // Constructs a CompiledMethod for the Portable compiler.
   CompiledMethod(CompilerDriver* driver, InstructionSet instruction_set, const std::string& code,