VM: Clean up and fix bugs in instructions patterns

runtime/vm/code_patcher_ia32.cc

Index: runtime/vm/code_patcher_ia32.cc
diff --git a/runtime/vm/code_patcher_ia32.cc b/runtime/vm/code_patcher_ia32.cc
index 08d95b4c8499c4bcbd6672807290e3dd4a7d3a40..08c7caf03b2ac44ea8bf3d027643369ed5393084 100644
--- a/runtime/vm/code_patcher_ia32.cc
+++ b/runtime/vm/code_patcher_ia32.cc
@@ -178,11 +178,11 @@ void CodePatcher::PatchInstanceCallAt(uword return_address,
 
 void CodePatcher::InsertCallAt(uword start, uword target) {
   // The inserted call should not overlap the lazy deopt jump code.
-  ASSERT(start + CallPattern::InstructionLength() <= target);
+  ASSERT(start + CallPattern::pattern_length_in_bytes() <= target);
   *reinterpret_cast<uint8_t*>(start) = 0xE8;
   CallPattern call(start);
   call.SetTargetAddress(target);
-  CPU::FlushICache(start, CallPattern::InstructionLength());
+  CPU::FlushICache(start, CallPattern::pattern_length_in_bytes());
 }