Support InputMethodManager#updateCursorAnchorInfo for Android 5.0

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index efebc50cf8b7045aa8d1a0acd3cf8cfc17c30cab..5d867e1f8e11c58cee6280fcd668fd92b6c503a1 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -5731,6 +5731,12 @@ Keep your key file in a safe place. You will need it to create new versions of y
         <message name="IDS_FLAGS_ENABLE_ACCESSIBILITY_SCRIPT_INJECTION_DESCRIPTION" desc="Description of the flag to enable script injection for accessibility.">
           Enable script injection instead of native Android accessibility.
         </message>
+        <message name="IDS_FLAGS_ENABLE_CURSOR_ANCHOR_INFO_NAME" desc="Name of the flag to enable the CursorAnchorInfo API for Android 5.0 and later.">
+          Enable CursorAnchorInfo API
+        </message>
+        <message name="IDS_FLAGS_ENABLE_CURSOR_ANCHOR_INFO_DESCRIPTION" desc="Description of the flag to enable the CursorAnchorInfo API for Android 5.0 and later.">
+          Enable CursorAnchorInfo API for Android 5.0 and later.
+        </message>
         <message name="IDS_FLAGS_DISABLE_CAST_NAME" desc="Name of the flag to disable Chromecast support.">
           Disable experimental Chromecast support
         </message>