Remove several redundant assignments

Bug: None
Change-Id: I77f2d4e364d8b2458c29fa28969e8abdb6d0f537
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2551777Reviewed-by: Jeremy Roman <jbroman@chromium.org>
Commit-Queue: Kevin McNee <mcnee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#829835}

third_party/blink/renderer/core/layout/ng/ng_physical_box_fragment.cc

@@ -806,7 +806,7 @@ PositionWithAffinity NGPhysicalBoxFragment::PositionForPoint(
     return layout_object_->CreatePositionWithAffinity(0);
 
   const auto& child = To<NGPhysicalBoxFragment>(*closest_child);
-  Node* child_node = child_node = child.NonPseudoNode();
+  Node* child_node = child.NonPseudoNode();
   PhysicalOffset point_in_child = point - closest_child.offset;
   if (!child.IsCSSBox() || !child_node)
     return child.PositionForPoint(point_in_child);

third_party/blink/renderer/modules/payments/payment_request.cc

@@ -1507,7 +1507,7 @@ void PaymentRequest::OnError(PaymentErrorReason error,
       break;
 
     case PaymentErrorReason::NOT_SUPPORTED:
-      exception_code = exception_code = DOMExceptionCode::kNotSupportedError;
+      exception_code = DOMExceptionCode::kNotSupportedError;
       break;
 
     case PaymentErrorReason::NOT_SUPPORTED_FOR_INVALID_ORIGIN_OR_SSL:

third_party/blink/renderer/platform/fonts/opentype/open_type_caps_support.cc

@@ -152,9 +152,8 @@ OpenTypeCapsSupport::FontFormat OpenTypeCapsSupport::GetFontFormat() const {
     bool has_morx_or_mort = hb_blob_get_length(morx_blob.get()) ||
                             hb_blob_get_length(mort_blob.get());
     bool has_gsub = hb_ot_layout_has_substitution(hb_face);
-    font_format_ = has_morx_or_mort&& !has_gsub
-                       ? font_format_ = FontFormat::kAat
-                       : font_format_ = FontFormat::kOpenType;
+    font_format_ = has_morx_or_mort && !has_gsub ? FontFormat::kAat
+                                                 : FontFormat::kOpenType;
   }
   return font_format_;
 }

third_party/blink/renderer/platform/geometry/calculation_value.cc

@@ -45,8 +45,8 @@ CalculationValue::~CalculationValue() {
 }
 
 float CalculationValue::Evaluate(float max_value) const {
-  float value = is_expression_ ? value = data_.expression->Evaluate(max_value)
-                               : value = Pixels() + Percent() / 100 * max_value;
+  float value = is_expression_ ? data_.expression->Evaluate(max_value)
+                               : Pixels() + Percent() / 100 * max_value;
   return (IsNonNegative() && value < 0) ? 0 : value;
 }