Revert of Made surrounding text work for last word in a document

third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp

Index: third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp
diff --git a/third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp b/third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp
index f6d724fe1b4c4f090c69d0f23308f54438cd970f..2fe38bfe7bfe7d1d01e06cb488de5f2b789e6898 100644
--- a/third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp
+++ b/third_party/WebKit/Source/core/editing/SurroundingTextTest.cpp
@@ -80,12 +80,14 @@
   }
 
   {
+    // FIXME: if the selection is at the end of the text, SurroundingText
+    // will return nothing.
     VisibleSelection selection = Select(7);
     SurroundingText surrounding_text(selection.Start(), 42);
 
-    EXPECT_EQ("foo bar", surrounding_text.Content().SimplifyWhiteSpace());
-    EXPECT_EQ(8u, surrounding_text.StartOffsetInContent());
-    EXPECT_EQ(8u, surrounding_text.EndOffsetInContent());
+    EXPECT_EQ(0u, surrounding_text.Content().length());
+    EXPECT_EQ(0u, surrounding_text.StartOffsetInContent());
+    EXPECT_EQ(0u, surrounding_text.EndOffsetInContent());
   }
 
   {
@@ -160,17 +162,6 @@
               surrounding_text.Content().SimplifyWhiteSpace());
     EXPECT_EQ(7u, surrounding_text.StartOffsetInContent());
     EXPECT_EQ(12u, surrounding_text.EndOffsetInContent());
-  }
-
-  {
-    // Last word.
-    VisibleSelection selection = Select(22, 26);
-    SurroundingText surrounding_text(
-        *CreateRange(FirstEphemeralRangeOf(selection)), 8);
-
-    EXPECT_EQ("sit amet", surrounding_text.Content());
-    EXPECT_EQ(4u, surrounding_text.StartOffsetInContent());
-    EXPECT_EQ(8u, surrounding_text.EndOffsetInContent());
   }
 }