| Index: third_party/WebKit/Source/bindings/core/v8/V8StringResource.h | 
| diff --git a/third_party/WebKit/Source/bindings/core/v8/V8StringResource.h b/third_party/WebKit/Source/bindings/core/v8/V8StringResource.h | 
| index dceff6f31bc2d96a8731a4b69a6293ed1eee3321..847bf7619b6bb404ab452f8d6e7c57d8e0ede677 100644 | 
| --- a/third_party/WebKit/Source/bindings/core/v8/V8StringResource.h | 
| +++ b/third_party/WebKit/Source/bindings/core/v8/V8StringResource.h | 
| @@ -47,7 +47,7 @@ class WebCoreStringResourceBase { | 
| #if DCHECK_IS_ON() | 
| thread_id_ = WTF::CurrentThread(); | 
| #endif | 
| -    ASSERT(!string.IsNull()); | 
| +    DCHECK(!string.IsNull()); | 
| v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory( | 
| string.CharactersSizeInBytes()); | 
| } | 
| @@ -57,14 +57,14 @@ class WebCoreStringResourceBase { | 
| #if DCHECK_IS_ON() | 
| thread_id_ = WTF::CurrentThread(); | 
| #endif | 
| -    ASSERT(!string.IsNull()); | 
| +    DCHECK(!string.IsNull()); | 
| v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory( | 
| string.CharactersSizeInBytes()); | 
| } | 
|  | 
| virtual ~WebCoreStringResourceBase() { | 
| #if DCHECK_IS_ON() | 
| -    ASSERT(thread_id_ == WTF::CurrentThread()); | 
| +    DCHECK_EQ(thread_id_, WTF::CurrentThread()); | 
| #endif | 
| int64_t reduced_external_memory = plain_string_.CharactersSizeInBytes(); | 
| if (plain_string_.Impl() != atomic_string_.Impl() && | 
| @@ -78,11 +78,11 @@ class WebCoreStringResourceBase { | 
|  | 
| const AtomicString& GetAtomicString() { | 
| #if DCHECK_IS_ON() | 
| -    ASSERT(thread_id_ == WTF::CurrentThread()); | 
| +    DCHECK_EQ(thread_id_, WTF::CurrentThread()); | 
| #endif | 
| if (atomic_string_.IsNull()) { | 
| atomic_string_ = AtomicString(plain_string_); | 
| -      ASSERT(!atomic_string_.IsNull()); | 
| +      DCHECK(!atomic_string_.IsNull()); | 
| if (plain_string_.Impl() != atomic_string_.Impl()) | 
| v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory( | 
| atomic_string_.CharactersSizeInBytes()); | 
| @@ -115,12 +115,12 @@ class WebCoreStringResource16 final | 
| public: | 
| explicit WebCoreStringResource16(const String& string) | 
| : WebCoreStringResourceBase(string) { | 
| -    ASSERT(!string.Is8Bit()); | 
| +    DCHECK(!string.Is8Bit()); | 
| } | 
|  | 
| explicit WebCoreStringResource16(const AtomicString& string) | 
| : WebCoreStringResourceBase(string) { | 
| -    ASSERT(!string.Is8Bit()); | 
| +    DCHECK(!string.Is8Bit()); | 
| } | 
|  | 
| size_t length() const override { return plain_string_.Impl()->length(); } | 
| @@ -138,12 +138,12 @@ class WebCoreStringResource8 final | 
| public: | 
| explicit WebCoreStringResource8(const String& string) | 
| : WebCoreStringResourceBase(string) { | 
| -    ASSERT(string.Is8Bit()); | 
| +    DCHECK(string.Is8Bit()); | 
| } | 
|  | 
| explicit WebCoreStringResource8(const AtomicString& string) | 
| : WebCoreStringResourceBase(string) { | 
| -    ASSERT(string.Is8Bit()); | 
| +    DCHECK(string.Is8Bit()); | 
| } | 
|  | 
| size_t length() const override { return plain_string_.Impl()->length(); } | 
| @@ -269,7 +269,7 @@ inline bool V8StringResource<kDefaultMode>::IsValid() const { | 
|  | 
| template <> | 
| inline String V8StringResource<kDefaultMode>::FallbackString() const { | 
| -  ASSERT_NOT_REACHED(); | 
| +  NOTREACHED(); | 
| return String(); | 
| } | 
|  | 
|  |