Add web search metadata for all supported locales.

The list of locales was obtained using the command
  find . -name "*.mk" -exec grep -H PRODUCT_LOCALES {} \;
and for each locale we ran
  tools/get_search_engines.py <locale>
29 files changed
tree: 9e0f7f828c0e5f8afa514b493fd6d76acd69339e
  1. res/
  2. src/
  3. tools/
  4. Android.mk
  5. AndroidManifest.xml
  6. NOTICE