Revert "Supporting de-virtualization for precise types."

This reverts commit 31d4b8e0058b33e2c5ce792a69e5e897583652e2.
diff --git a/src/compiler/driver/compiler_driver.h b/src/compiler/driver/compiler_driver.h
index e289558..a20e5ef 100644
--- a/src/compiler/driver/compiler_driver.h
+++ b/src/compiler/driver/compiler_driver.h
@@ -39,8 +39,6 @@
 class DexCompilationUnit;
 class TimingLogger;
 
-const uint32_t kDexPCNotReady = 0xFFFFFF;
-
 enum CompilerBackend {
   kQuick,
   kPortable,
@@ -151,9 +149,8 @@
 
   // Can we fastpath a interface, super class or virtual method call? Computes method's vtable
   // index.
-  bool ComputeInvokeInfo(uint32_t method_idx, uint32_t dex_pc,
-                         const DexCompilationUnit* mUnit, InvokeType& type, int& vtable_idx,
-                         uintptr_t& direct_code, uintptr_t& direct_method)
+  bool ComputeInvokeInfo(uint32_t method_idx, const DexCompilationUnit* mUnit, InvokeType& type,
+                         int& vtable_idx, uintptr_t& direct_code, uintptr_t& direct_method)
       LOCKS_EXCLUDED(Locks::mutator_lock_);
 
   // Record patch information for later fix up.