Implement put_accvalue for textfields and location bar.

ui/views/accessibility/native_view_accessibility_win.cc

Index: ui/views/accessibility/native_view_accessibility_win.cc
diff --git a/ui/views/accessibility/native_view_accessibility_win.cc b/ui/views/accessibility/native_view_accessibility_win.cc
index a0367fe1f1e32fa930a4799b3149ea597cd05e84..279c99d3d29061ef20511ede0a825f11bfc68dd6 100644
--- a/ui/views/accessibility/native_view_accessibility_win.cc
+++ b/ui/views/accessibility/native_view_accessibility_win.cc
@@ -582,8 +582,8 @@ STDMETHODIMP NativeViewAccessibilityWin::get_accState(
   return S_OK;
 }
 
-STDMETHODIMP NativeViewAccessibilityWin::get_accValue(
-    VARIANT var_id, BSTR* value) {
+STDMETHODIMP NativeViewAccessibilityWin::get_accValue(VARIANT var_id,
+                                                      BSTR* value) {
   if (!IsValidId(var_id) || !value)
     return E_INVALIDARG;
 
@@ -607,6 +607,24 @@ STDMETHODIMP NativeViewAccessibilityWin::get_accValue(
   return S_OK;
 }
 
+STDMETHODIMP NativeViewAccessibilityWin::put_accValue(VARIANT var_id,
+                                                      BSTR new_value) {
+  if (!IsValidId(var_id) || !new_value)
+    return E_INVALIDARG;
+
+  if (!view_)
+    return E_FAIL;
+
+  // Return an error if the view can't set the value.
+  ui::AccessibleViewState state;
+  view_->GetAccessibleState(&state);
+  if (state.set_value_callback.is_null())
+    return E_FAIL;
+
+  state.set_value_callback.Run(new_value);
+  return S_OK;
+}
+
 // IAccessible functions not supported.
 
 STDMETHODIMP NativeViewAccessibilityWin::get_accSelection(VARIANT* selected) {
@@ -644,12 +662,6 @@ STDMETHODIMP NativeViewAccessibilityWin::put_accName(
   return E_NOTIMPL;
 }
 
-STDMETHODIMP NativeViewAccessibilityWin::put_accValue(
-    VARIANT var_id, BSTR put_val) {
-  // Deprecated.
-  return E_NOTIMPL;
-}
-
 //
 // IAccessible2
 //