Close SpeechRecognitionBubble on pressing the Escape key.

chrome/browser/ui/views/speech_recognition_bubble_views.cc

Index: chrome/browser/ui/views/speech_recognition_bubble_views.cc
diff --git a/chrome/browser/ui/views/speech_recognition_bubble_views.cc b/chrome/browser/ui/views/speech_recognition_bubble_views.cc
index f7a122c5f24f4c1251d2bcceca1dac7bee0eb3c2..a49e3120a0184af2f30ba969589db1eebb89ef47 100644
--- a/chrome/browser/ui/views/speech_recognition_bubble_views.cc
+++ b/chrome/browser/ui/views/speech_recognition_bubble_views.cc
@@ -64,6 +64,7 @@ class SpeechRecognitionBubbleView : public views::BubbleDelegateView,
   virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
 
   // views::View overrides.
+  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
 
@@ -225,6 +226,17 @@ void SpeechRecognitionBubbleView::LinkClicked(views::Link* source,
   content::SpeechRecognitionManager::GetInstance()->ShowAudioInputSettings();
 }
 
+bool SpeechRecognitionBubbleView::AcceleratorPressed(
+    const ui::Accelerator& accelerator) {
+  // The accelerator is added by BubbleDelegateView.
+  if (accelerator.key_code() == ui::VKEY_ESCAPE) {
+    delegate_->InfoBubbleButtonClicked(SpeechRecognitionBubble::BUTTON_CANCEL);
+    return true;
+  }
+
+  return BubbleDelegateView::AcceleratorPressed(accelerator);
+}
+
 gfx::Size SpeechRecognitionBubbleView::GetPreferredSize() {
   int width = heading_->GetPreferredSize().width();
   int control_width = cancel_->GetPreferredSize().width();