Support InputMethodManager#updateCursorAnchorInfo for Android 5.0

ui/base/ui_base.gyp

Index: ui/base/ui_base.gyp
diff --git a/ui/base/ui_base.gyp b/ui/base/ui_base.gyp
index bb8d91f312228fa53fc9b58d13ed63e3c0e281f4..5a6def7c38c519e60d4614f898abf8707ffd2893 100644
--- a/ui/base/ui_base.gyp
+++ b/ui/base/ui_base.gyp
@@ -191,6 +191,11 @@
         'font_helper_chromeos.cc',
         'font_helper_chromeos.h',
         'hit_test.h',
+        'ime/android/cursor_anchor_info_builder.cc',
+        'ime/android/cursor_anchor_info_builder.h',
+        'ime/android/cursor_anchor_info_controller.cc',
+        'ime/android/cursor_anchor_info_controller.h',
+        'ime/android/cursor_anchor_info_sender.h',
         'ime/candidate_window.cc',
         'ime/candidate_window.h',
         'ime/chromeos/character_composer.cc',
@@ -640,6 +645,7 @@
             'ui_base_types.cc',
           ],
           'dependencies': [
+            '../../cc/cc.gyp:cc',
             'ui_base_jni_headers',
           ],
           'link_settings': {
@@ -779,6 +785,7 @@
            'sources': [
              # Note: file list duplicated in GN build.
              '../android/java/src/org/chromium/ui/base/Clipboard.java',
+             '../android/java/src/org/chromium/ui/base/CursorAnchorInfoBuilder.java',
              '../android/java/src/org/chromium/ui/base/DeviceFormFactor.java',
              '../android/java/src/org/chromium/ui/base/LocalizationUtils.java',
              '../android/java/src/org/chromium/ui/base/ResourceBundle.java',