Remove DCHECK for negative sizes for Android

ui/gfx/size_base_impl.h

Index: ui/gfx/size_base_impl.h
diff --git a/ui/gfx/size_base_impl.h b/ui/gfx/size_base_impl.h
index 9e87468a9b3f13c843ea7c367dbe85257b73dc44..99b11458f4adf341f0fc44c5c80c7f6253e7c331 100644
--- a/ui/gfx/size_base_impl.h
+++ b/ui/gfx/size_base_impl.h
@@ -16,13 +16,18 @@ namespace gfx {
 
 template<typename Class, typename Type>
 void SizeBase<Class, Type>::set_width(Type width) {
+#if !defined(OS_ANDROID)
+  // TODO(aelias): Remove these ifdefs for Android. See http://crbug.com/168927
   DCHECK(!(width < 0));
+#endif
   width_ = width < 0 ? 0 : width;
 }
 
 template<typename Class, typename Type>
 void SizeBase<Class, Type>::set_height(Type height) {
+#if !defined(OS_ANDROID)
   DCHECK(!(height < 0));
+#endif
   height_ = height < 0 ? 0 : height;
 }
 
@@ -30,8 +35,10 @@ template<typename Class, typename Type>
 SizeBase<Class, Type>::SizeBase(Type width, Type height)
     : width_(width < 0 ? 0 : width),
       height_(height < 0 ? 0 : height) {
+#if !defined(OS_ANDROID)
   DCHECK(!(width < 0));
   DCHECK(!(height < 0));
+#endif
 }
 
 }  // namespace gfx