Use Opportunity Iterator to position text fragments in NGLineBuilder

third_party/WebKit/Source/core/BUILD.gn

Index: third_party/WebKit/Source/core/BUILD.gn
diff --git a/third_party/WebKit/Source/core/BUILD.gn b/third_party/WebKit/Source/core/BUILD.gn
index f6f34ad266bb409f0af7fe8f3606c8ec0ed04a4d..924686b78d97dc24979dac430bfe6edce8c7b1f1 100644
--- a/third_party/WebKit/Source/core/BUILD.gn
+++ b/third_party/WebKit/Source/core/BUILD.gn
@@ -1307,6 +1307,8 @@ source_set("unit_tests") {
     "layout/ng/geometry/ng_logical_offset_test.cc",
     "layout/ng/geometry/ng_physical_rect_test.cc",
     "layout/ng/ng_absolute_utils_test.cc",
+    "layout/ng/ng_base_layout_algorithm_test.cc",
+    "layout/ng/ng_base_layout_algorithm_test.h",
     "layout/ng/ng_block_child_iterator_test.cc",
     "layout/ng/ng_block_layout_algorithm_test.cc",
     "layout/ng/ng_block_node_test.cc",
@@ -1317,6 +1319,7 @@ source_set("unit_tests") {
     "layout/ng/ng_length_utils_test.cc",
     "layout/ng/ng_min_max_content_size_test.cc",
     "layout/ng/ng_out_of_flow_layout_part_test.cc",
+    "layout/ng/ng_text_layout_algorithm_test.cc",
     "layout/shapes/BoxShapeTest.cpp",
     "layout/svg/LayoutSVGRootTest.cpp",
     "loader/DocumentLoadTimingTest.cpp",