[layoutng] Rename struct members to match style guide

third_party/WebKit/Source/core/layout/ng/ng_length_utils_test.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/layout/ng/ng_length_utils.h"
 
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_margin_strut.h"
 #include "core/style/ComputedStyle.h"
 #include "platform/CalculationValue.h"
 #include "platform/LayoutUnit.h"
 #include "platform/Length.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 namespace {
 
 class NGLengthUtilsTest : public ::testing::Test {
  protected:
   void SetUp() override { style_ = ComputedStyle::create(); }
 
   static NGConstraintSpace constructConstraintSpace(int inline_size,
                                                     int block_size) {
     NGLogicalSize container_size;
-    container_size.inlineSize = LayoutUnit(inline_size);
-    container_size.blockSize = LayoutUnit(block_size);
+    container_size.inline_size = LayoutUnit(inline_size);
+    container_size.block_size = LayoutUnit(block_size);
     return NGConstraintSpace(container_size);
   }
 
   LayoutUnit resolveInlineLength(
       const Length& length,
       LengthResolveType type = LengthResolveType::ContentSize) {
     NGConstraintSpace constraintSpace = constructConstraintSpace(200, 300);
     return ::blink::resolveInlineLength(constraintSpace, length, type);
   }
 
@@ skipping 139 matching lines @@
 TEST_F(NGLengthUtilsTest, testMargins) {
   style_->setMarginTop(Length(10, Percent));
   style_->setMarginRight(Length(52, Fixed));
   style_->setMarginBottom(Length(Auto));
   style_->setMarginLeft(Length(11, Percent));
 
   NGConstraintSpace constraintSpace(constructConstraintSpace(200, 300));
 
   NGBoxMargins margins = computeMargins(constraintSpace, *style_);
 
-  EXPECT_EQ(LayoutUnit(20), margins.blockStart);
-  EXPECT_EQ(LayoutUnit(52), margins.inlineEnd);
-  EXPECT_EQ(LayoutUnit(), margins.blockEnd);
-  EXPECT_EQ(LayoutUnit(22), margins.inlineStart);
+  EXPECT_EQ(LayoutUnit(20), margins.block_start);
+  EXPECT_EQ(LayoutUnit(52), margins.inline_end);
+  EXPECT_EQ(LayoutUnit(), margins.block_end);
+  EXPECT_EQ(LayoutUnit(22), margins.inline_start);
 }
 
 }  // namespace
 }  // namespace blink