Set the correct platform-specific speech input tray icons.

chrome/app/theme/theme_resources.grd

Index: chrome/app/theme/theme_resources.grd
diff --git a/chrome/app/theme/theme_resources.grd b/chrome/app/theme/theme_resources.grd
index 81f3289562ac3b7a34337beefb73c663849e90e5..69338304d6baff9e175a28f328fcff90222b1a02 100644
--- a/chrome/app/theme/theme_resources.grd
+++ b/chrome/app/theme/theme_resources.grd
@@ -628,13 +628,13 @@
       <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_SPINNER" file="speech_input_spinner.png" />
       <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_BALLOON_ICON" file="speech_input_tray_balloon_icon.png" />
       <if expr="is_linux or pp_ifdef('chromeos')">
-        <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_EMPTY" file="speech_input_tray_macosx_mic_empty.png" />
-        <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_FULL" file="speech_input_tray_macosx_mic_full.png" />
-      </if>
-      <if expr="is_macosx">
         <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_EMPTY" file="speech_input_tray_linux_mic_empty.png" />
         <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_FULL" file="speech_input_tray_linux_mic_full.png" />
       </if>
+      <if expr="is_macosx">
+        <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_EMPTY" file="speech_input_tray_macosx_mic_empty.png" />
+        <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_FULL" file="speech_input_tray_macosx_mic_full.png" />
+      </if>
       <if expr="is_win">
         <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_EMPTY" file="speech_input_tray_windows_mic_empty.png" />
         <structure type="chrome_scaled_image" name="IDR_SPEECH_INPUT_TRAY_MIC_FULL" file="speech_input_tray_windows_mic_full.png" />