Remove use of V8CallBoolean in ImageData.

This is deprecated in favor of explicitly checking with v8::Maybe<bool>::To.

Bug: 670615
Change-Id: I71e8f3c1f643a7eabfaf25359581c15565513302
Reviewed-on: https://chromium-review.googlesource.com/c/1298049Reviewed-by: Fernando Serboncini <fserb@chromium.org>
Commit-Queue: Jeremy Roman <jbroman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#602408}

third_party/blink/renderer/core/html/canvas/image_data.cc

@@ -560,10 +560,14 @@ v8::Local<v8::Object> ImageData::AssociateWithWrapper(
     // of the ImageData object to the created v8 object, eliminating the
     // C++ callback when accessing the "data" property.
     v8::Local<v8::Value> pixel_array = ToV8(data_.Get(), wrapper, isolate);
+    bool defined_property;
     if (pixel_array.IsEmpty() ||
-        !V8CallBoolean(wrapper->DefineOwnProperty(
-            isolate->GetCurrentContext(), V8AtomicString(isolate, "data"),
-            pixel_array, v8::ReadOnly)))
+        !wrapper
+             ->DefineOwnProperty(isolate->GetCurrentContext(),
+                                 V8AtomicString(isolate, "data"), pixel_array,
+                                 v8::ReadOnly)
+             .To(&defined_property) ||
+        !defined_property)
       return v8::Local<v8::Object>();
   }
   return wrapper;