New launcher images. Will wire up separately.

ui/resources/ui_resources.grd

Index: ui/resources/ui_resources.grd
diff --git a/ui/resources/ui_resources.grd b/ui/resources/ui_resources.grd
index 8763a51cbed84601fbfcb89a11682274a74428a3..1997752f449d0c6dcfae6e9902521cd18489a5d4 100644
--- a/ui/resources/ui_resources.grd
+++ b/ui/resources/ui_resources.grd
@@ -135,10 +135,20 @@
       <if expr="pp_ifdef('use_aura')">
         <include name="IDR_AURA_LAUNCHER_ICON_CHROME" file="aura/chromium-32.png" type="BINDATA" />
         <include name="IDR_AURA_LAUNCHER_OVERFLOW" file="aura/launcher_overflow.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_OVERFLOW_HOT" file="aura/launcher_overflow_h.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_OVERFLOW_PUSHED" file="aura/launcher_overflow_p.png" type="BINDATA" />
         <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_1" file="aura/browser_instance_1.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_1_HOT" file="aura/browser_instance_1_h.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_1_PUSHED" file="aura/browser_instance_1_p.png" type="BINDATA" />
         <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_2" file="aura/browser_instance_2.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_2_HOT" file="aura/browser_instance_2_h.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_2_PUSHED" file="aura/browser_instance_2_p.png" type="BINDATA" />
         <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_3" file="aura/browser_instance_3.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_3_HOT" file="aura/browser_instance_3_h.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_TABBED_BROWSER_3_PUSHED" file="aura/browser_instance_3_p.png" type="BINDATA" />
         <include name="IDR_AURA_LAUNCHER_ICON_APPLIST" file="aura/applist.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_ICON_APPLIST_HOT" file="aura/applist_h.png" type="BINDATA" />
+        <include name="IDR_AURA_LAUNCHER_ICON_APPLIST_PUSHED" file="aura/applist_p.png" type="BINDATA" />
         <include name="IDR_AURA_SHADOW_RECT_TOP_LEFT" file="aura/shadow_rect_top_left.png" type="BINDATA" />
         <include name="IDR_AURA_SHADOW_RECT_TOP" file="aura/shadow_rect_top.png" type="BINDATA" />
         <include name="IDR_AURA_SHADOW_RECT_TOP_RIGHT" file="aura/shadow_rect_top_right.png" type="BINDATA" />