Disclaimer icon should match the placeholder's color

Also adding code generation feature to run_start

Fixed: 472291834
Change-Id: I2d2d3a4c9d8207cf15ee068409b03db75267b24e
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/7502978
Auto-Submit: Samiya Caur <samiyac@chromium.org>
Reviewed-by: Kateryna Prokopenko <kprokopenko@chromium.org>
Commit-Queue: Samiya Caur <samiyac@chromium.org>

Author: samiyac

front_end/panels/common/aiCodeGenerationTeaser.css

@@ -24,6 +24,10 @@
         .ai-code-generation-teaser-trigger {
             display: inline-flex;
             align-items: center;
+
+            devtools-button {
+                --override-button-icon-color: var(--sys-color-token-subtle);
+            }
         }
 
         .ai-code-generation-teaser-generated {

front_end/ui/components/buttons/button.css

@@ -83,6 +83,10 @@ button {
     border: none;
     overflow: hidden;
 
+    devtools-icon {
+      color: var(--override-button-icon-color, var(--icon-default));
+    }
+
     &.small {
       --button-height: var(--sys-size-9);
       --button-width: var(--sys-size-9);

scripts/run_start.mjs

@@ -27,6 +27,7 @@ DEFAULT_FEATURE_SET.enable('DevToolsGlobalAiButton', {
   promotion_enabled: false,
 });
 DEFAULT_FEATURE_SET.enable('DevToolsAiCodeCompletion');
+DEFAULT_FEATURE_SET.enable('DevToolsAiCodeGeneration');
 DEFAULT_FEATURE_SET.enable('DevToolsAiAssistancePerformanceAgent', {
   insights_enabled: true,
 });