Rename OatCompilationUnit to Dex.. move to compiler.

Some other clean-up to make fields const and private.

Change-Id: Icad66e2969385ab1f4125162bcbf8d5fa92d3ed5
diff --git a/src/compiler/dex/quick/arm/call_arm.cc b/src/compiler/dex/quick/arm/call_arm.cc
index 09e8f3f..d3a3a7c 100644
--- a/src/compiler/dex/quick/arm/call_arm.cc
+++ b/src/compiler/dex/quick/arm/call_arm.cc
@@ -21,7 +21,6 @@
 #include "compiler/dex/quick/codegen_util.h"
 #include "compiler/dex/quick/ralloc_util.h"
 #include "oat/runtime/oat_support_entrypoints.h"
-#include "oat_compilation_unit.h"
 
 namespace art {
 
diff --git a/src/compiler/dex/quick/arm/int_arm.cc b/src/compiler/dex/quick/arm/int_arm.cc
index 0018d44..ed65636 100644
--- a/src/compiler/dex/quick/arm/int_arm.cc
+++ b/src/compiler/dex/quick/arm/int_arm.cc
@@ -21,7 +21,6 @@
 #include "compiler/dex/quick/codegen_util.h"
 #include "compiler/dex/quick/ralloc_util.h"
 #include "oat/runtime/oat_support_entrypoints.h"
-#include "oat_compilation_unit.h"
 
 namespace art {
 
diff --git a/src/compiler/dex/quick/codegen_util.cc b/src/compiler/dex/quick/codegen_util.cc
index a7ca77a..5f8f6ef 100644
--- a/src/compiler/dex/quick/codegen_util.cc
+++ b/src/compiler/dex/quick/codegen_util.cc
@@ -54,7 +54,7 @@
 bool FastInstance(CompilationUnit* cu,  uint32_t field_idx,
                   int& field_offset, bool& is_volatile, bool is_put)
 {
-  OatCompilationUnit m_unit(cu->class_loader, cu->class_linker,
+  DexCompilationUnit m_unit(cu->class_loader, cu->class_linker,
                             *cu->dex_file, cu->code_item,
                             cu->class_def_idx, cu->method_idx,
                             cu->access_flags);
diff --git a/src/compiler/dex/quick/gen_common.cc b/src/compiler/dex/quick/gen_common.cc
index e3791ce..f14d6cf 100644
--- a/src/compiler/dex/quick/gen_common.cc
+++ b/src/compiler/dex/quick/gen_common.cc
@@ -354,7 +354,7 @@
   bool is_volatile;
   bool is_referrers_class;
 
-  OatCompilationUnit m_unit(cu->class_loader, cu->class_linker, *cu->dex_file, cu->code_item,
+  DexCompilationUnit m_unit(cu->class_loader, cu->class_linker, *cu->dex_file, cu->code_item,
                             cu->class_def_idx, cu->method_idx, cu->access_flags);
 
   bool fast_path =
@@ -446,7 +446,7 @@
   bool is_volatile;
   bool is_referrers_class;
 
-  OatCompilationUnit m_unit(cu->class_loader, cu->class_linker,
+  DexCompilationUnit m_unit(cu->class_loader, cu->class_linker,
                             *cu->dex_file, cu->code_item,
                             cu->class_def_idx, cu->method_idx,
                             cu->access_flags);
diff --git a/src/compiler/dex/quick/gen_invoke.cc b/src/compiler/dex/quick/gen_invoke.cc
index 3fe797c..2c01c19 100644
--- a/src/compiler/dex/quick/gen_invoke.cc
+++ b/src/compiler/dex/quick/gen_invoke.cc
@@ -1335,7 +1335,7 @@
   // Explicit register usage
   LockCallTemps(cu);
 
-  OatCompilationUnit m_unit(cu->class_loader, cu->class_linker,
+  DexCompilationUnit m_unit(cu->class_loader, cu->class_linker,
                             *cu->dex_file, cu->code_item,
                             cu->class_def_idx, cu->method_idx,
                             cu->access_flags);