Rename ASSERT* to DCHECK*.

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h
index 333080bc9883f308bf7137f2378148e3dfabca30..4782bc932410f13ada1e241b2b994ab4e68b73df 100644
--- a/src/x64/lithium-x64.h
+++ b/src/x64/lithium-x64.h
@@ -171,7 +171,7 @@ class LCodeGen;
     return mnemonic;                                                        \
   }                                                                         \
   static L##type* cast(LInstruction* instr) {                               \
-    ASSERT(instr->Is##type());                                              \
+    DCHECK(instr->Is##type());                                              \
     return reinterpret_cast<L##type*>(instr);                               \
   }
 
@@ -338,7 +338,7 @@ class LGap : public LTemplateInstruction<0, 0, 0> {
   virtual bool IsGap() const V8_FINAL V8_OVERRIDE { return true; }
   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE;
   static LGap* cast(LInstruction* instr) {
-    ASSERT(instr->IsGap());
+    DCHECK(instr->IsGap());
     return reinterpret_cast<LGap*>(instr);
   }
 
@@ -1562,7 +1562,7 @@ class LReturn V8_FINAL : public LTemplateInstruction<0, 3, 0> {
     return parameter_count()->IsConstantOperand();
   }
   LConstantOperand* constant_parameter_count() {
-    ASSERT(has_constant_parameter_count());
+    DCHECK(has_constant_parameter_count());
     return LConstantOperand::cast(parameter_count());
   }
   LOperand* parameter_count() { return inputs_[2]; }
@@ -1881,7 +1881,7 @@ class LCallWithDescriptor V8_FINAL : public LTemplateResultInstruction<1> {
                       const ZoneList<LOperand*>& operands,
                       Zone* zone)
     : inputs_(descriptor->GetRegisterParameterCount() + 1, zone) {
-    ASSERT(descriptor->GetRegisterParameterCount() + 1 == operands.length());
+    DCHECK(descriptor->GetRegisterParameterCount() + 1 == operands.length());
     inputs_.AddAll(operands, zone);
   }