Update gen_keyboard_overlay.py according to the change of the grd file.

BUG=142381
TEST=Check the script works properly


Review URL: https://chromiumcodereview.appspot.com/11066082

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@161014 0039d316-1c4b-4281-b951-d872f2087c98

chrome/app/chromeos_strings.grdp

@@ -2595,6 +2595,7 @@ Battery full
   <message name="IDS_KEYBOARD_OVERLAY_INSTRUCTIONS_HIDE" desc="The instruction for hiding the keyboard overlay.">
     Type Ctrl+Alt+/ or Escape to hide
   </message>
+  <!-- BEGIN GENERATED KEYBOARD OVERLAY STRINGS -->
   <message name="IDS_KEYBOARD_OVERLAY_ACTIVATE_LAST_LAUNCHER_ITEM" desc="The text in the keyboard overlay to explain the shortcut (Open the last launcher item).">
     Activate last launcher item
   </message>
@@ -2910,6 +2911,7 @@ Battery full
   <message name="IDS_KEYBOARD_OVERLAY_ZOOM_OUT" desc="The text in the keyboard overlay to explain the shortcut.">
     Zoom out
   </message>
+  <!-- END GENERATED KEYBOARD OVERLAY STRINGS -->
   <if expr="lang == 'ja'">
     <message name="IDS_STATUSBAR_IME_JAPANESE_IME_STATUS_HIRAGANA" desc="In the language menu button, this shows a character set in use is set to Hiragana.">
       Hiragana

tools/gen_keyboard_overlay_data/gen_keyboard_overlay_data.py

@@ -47,14 +47,13 @@
 CC_OUTDIR = 'chrome/browser/ui/webui/chromeos'
 CC_FILENAME = 'keyboard_overlay_ui.cc'
 GRD_OUTDIR = 'chrome/app'
-GRD_FILENAME = 'generated_resources.grd'
+GRD_FILENAME = 'chromeos_strings.grdp'
 JS_OUTDIR = 'chrome/browser/resources/chromeos'
 JS_FILENAME = 'keyboard_overlay_data.js'
 CC_START = r'IDS_KEYBOARD_OVERLAY_INSTRUCTIONS_HIDE },'
 CC_END = r'};'
-GRD_START = """Escape to hide
-      </message>"""
-GRD_END = r'    </if>'
+GRD_START = r'  <!-- BEGIN GENERATED KEYBOARD OVERLAY STRINGS -->'
+GRD_END = r'  <!-- END GENERATED KEYBOARD OVERLAY STRINGS -->'
 
 LABEL_MAP = {
   'glyph_arrow_down': 'down',
@@ -162,9 +161,9 @@
 """)
 
 # A snippet for grd file
-GRD_SNIPPET_TEMPLATE="""      <message name="%s" desc="%s">
-        %s
-      </message>
+GRD_SNIPPET_TEMPLATE="""  <message name="%s" desc="%s">
+    %s
+  </message>
 """
 
 # A snippet for C++ file