Replace ASSERT_NOT_REACHED with NOTREACHED in platform/

third_party/WebKit/Source/platform/LengthFunctions.cpp

Index: third_party/WebKit/Source/platform/LengthFunctions.cpp
diff --git a/third_party/WebKit/Source/platform/LengthFunctions.cpp b/third_party/WebKit/Source/platform/LengthFunctions.cpp
index fa2ab12a2d6e044cc0d535c3bc671fa13416d3a0..54b1a4203ba0cebba7d3bb877b1e2d9382314585 100644
--- a/third_party/WebKit/Source/platform/LengthFunctions.cpp
+++ b/third_party/WebKit/Source/platform/LengthFunctions.cpp
@@ -51,10 +51,10 @@ float FloatValueForLength(const Length& length, float maximum_value) {
     case kDeviceWidth:
     case kDeviceHeight:
     case kMaxSizeNone:
-      ASSERT_NOT_REACHED();
+      NOTREACHED();
       return 0;
   }
-  ASSERT_NOT_REACHED();
+  NOTREACHED();
   return 0;
 }
 
@@ -80,10 +80,10 @@ LayoutUnit MinimumValueForLength(const Length& length,
     case kDeviceWidth:
     case kDeviceHeight:
     case kMaxSizeNone:
-      ASSERT_NOT_REACHED();
+      NOTREACHED();
       return LayoutUnit();
   }
-  ASSERT_NOT_REACHED();
+  NOTREACHED();
   return LayoutUnit();
 }
 
@@ -111,10 +111,10 @@ LayoutUnit ValueForLength(const Length& length, LayoutUnit maximum_value) {
     case kDeviceWidth:
     case kDeviceHeight:
     case kMaxSizeNone:
-      ASSERT_NOT_REACHED();
+      NOTREACHED();
       return LayoutUnit();
   }
-  ASSERT_NOT_REACHED();
+  NOTREACHED();
   return LayoutUnit();
 }