Revisions to accessible name required (#1477)

* remove instances of “false”
* tab / tooltip req accname updates
  - require a name for `tab`
  - remove requirement for a name from `tooltip`

Author: scottaohara

index.html

@@ -3248,7 +3248,7 @@ <h2>Definition of Roles</h2>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">False</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -3423,7 +3423,7 @@ <h2>Definition of Roles</h2>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">False</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -3504,7 +3504,7 @@ <h2>Definition of Roles</h2>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">False</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -4388,7 +4388,7 @@ <h5>Note regarding the ARIA 1.3 <code>image</code> role.</h5>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">False</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -7356,7 +7356,7 @@ <h5>Note regarding the ARIA 1.1 <rref>none</rref> role.</h5>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">False</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -8781,7 +8781,7 @@ <h5>Note regarding the ARIA 1.1 <rref>none</rref> role.</h5>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired"> </td>
+						<td class="role-namerequired"> True </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>
@@ -9704,7 +9704,7 @@ <h5>Note regarding the ARIA 1.1 <rref>none</rref> role.</h5>
 					</tr>
 					<tr>
 						<th class="role-namerequired-head" scope="row">Accessible Name Required:</th>
-						<td class="role-namerequired">True</td>
+						<td class="role-namerequired"> </td>
 					</tr>
 					<tr>
 						<th class="role-namerequired-inherited-head" scope="row">Inherits Name Required:</th>