Put inlined ArtMethod pointer in stack maps.

Currently done for JIT. Can be extended for AOT and inlined boot
image methods.

Also refactor the lookup of a inlined method at runtime to not
rely on the dex cache, but look at the class loader tables.

bug: 30933338
test: test-art-host, test-art-target
Change-Id: I58bd4d763b82ab8ca3023742835ac388671d1794
diff --git a/compiler/optimizing/code_generator_mips64.cc b/compiler/optimizing/code_generator_mips64.cc
index 046d59c..318d455 100644
--- a/compiler/optimizing/code_generator_mips64.cc
+++ b/compiler/optimizing/code_generator_mips64.cc
@@ -3366,7 +3366,7 @@
     case HInvokeStaticOrDirect::MethodLoadKind::kDexCachePcRelative: {
       uint32_t offset = invoke->GetDexCacheArrayOffset();
       CodeGeneratorMIPS64::PcRelativePatchInfo* info =
-          NewPcRelativeDexCacheArrayPatch(invoke->GetDexFile(), offset);
+          NewPcRelativeDexCacheArrayPatch(invoke->GetDexFileForPcRelativeDexCache(), offset);
       EmitPcRelativeAddressPlaceholderHigh(info, AT);
       __ Ld(temp.AsRegister<GpuRegister>(), AT, /* placeholder */ 0x5678);
       break;