Removing unused role IncrementorRole from blink.

IncrementorRole is not used anywhere in blink as a role for html element or ARIA role to chromium.

This CL depends on https://codereview.chromium.org/714063002/

BUG=385014

Review URL: https://codereview.chromium.org/703793003

git-svn-id: svn://svn.chromium.org/blink/trunk@185268 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/modules/accessibility/AXObject.h

@@ -100,7 +100,6 @@ enum AccessibilityRole {
     ImageMapLinkRole,
     ImageMapRole,
     ImageRole,
-    IncrementorRole,
     InlineTextBoxRole,
     LabelRole,
     LegendRole,

third_party/WebKit/Source/web/AssertMatchingEnums.cpp

@@ -220,7 +220,6 @@ COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleIgnored, IgnoredRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleImageMapLink, ImageMapLinkRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleImageMap, ImageMapRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleImage, ImageRole);
-COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleIncrementor, IncrementorRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleInlineTextBox, InlineTextBoxRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleLabel, LabelRole);
 COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleLegend, LegendRole);

third_party/WebKit/public/web/WebAXEnums.h

@@ -119,7 +119,6 @@ enum WebAXRole {
     WebAXRoleImageMapLink,
     WebAXRoleImageMap,
     WebAXRoleImage,
-    WebAXRoleIncrementor,
     WebAXRoleInlineTextBox,
     WebAXRoleLabel,
     WebAXRoleLegend,