Blink does not respect input.selectionStart and input.selectionEnd for some cases

Source/core/html/forms/TextFieldInputType.cpp

Index: Source/core/html/forms/TextFieldInputType.cpp
diff --git a/Source/core/html/forms/TextFieldInputType.cpp b/Source/core/html/forms/TextFieldInputType.cpp
index 5bbc66fa83073a96345c481aebfbae2559450e4e..8bda4617582415e17b815de8249afc2521f9ab89 100644
--- a/Source/core/html/forms/TextFieldInputType.cpp
+++ b/Source/core/html/forms/TextFieldInputType.cpp
@@ -159,11 +159,17 @@ void TextFieldInputType::setValue(const String& sanitizedValue, bool valueChange
     if (valueChanged)
         input->updateView();
 
-    unsigned max = visibleValue().length();
-    if (input->focused())
+    int max = visibleValue().length();
+    if (input->focused()) {
         input->setSelectionRange(max, max);
-    else
-        input->cacheSelectionInResponseToSetValue(max);
+    } else {
+        if (max < input->selectionStart())

[tkent, 2014/05/19 00:00:34]

This |if| statement should be
    input->setSelectionRange(input->selectionStart(), input->selectionEnd());
and setSelectionRange should adjust the values.

[harpreet.sk, 2014/05/19 11:16:52]

Done.

+            input->setSelectionRange(max, max);
+        else if (max >= input->selectionStart() && max < input->selectionEnd())
+            input->setSelectionRange(input->selectionStart(), max);
+        else
+            input->setSelectionRange(input->selectionStart(), input->selectionEnd());
+    }
 
     if (!valueChanged)
         return;