Android: fixes symbol.py lookup paths.

These paths can be configured by an environment var,
replace the hardcoded ones.

BUG=

Review URL: https://codereview.chromium.org/55923003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232791 0039d316-1c4b-4281-b951-d872f2087c98

third_party/android_platform/README.chromium

@@ -13,3 +13,4 @@ Android Platform engineering tools, specifically stack symbolization scripts.
 
 Local Modifications:
 Only picked the few scripts needed by chrome.
+Updated output directories to use environment variable.

third_party/android_platform/development/scripts/symbol.py

@@ -106,11 +106,12 @@ def TranslateLibPath(lib):
   # If the .so is not found somewhere in CHROME_SYMBOLS_DIR, leave it
   # untranslated in case it is an Android symbol in SYMBOLS_DIR.
   library_name = os.path.basename(lib)
+  out_dir = os.environ.get('CHROMIUM_OUT_DIR', 'out')
   candidate_dirs = ['.',
-                    'out/Debug/lib',
-                    'out/Debug/lib.target',
-                    'out/Release/lib',
-                    'out/Release/lib.target',
+                    os.path.join(out_dir, 'Debug', 'lib'),
+                    os.path.join(out_dir, 'Debug', 'lib.target'),
+                    os.path.join(out_dir, 'Release', 'lib'),
+                    os.path.join(out_dir, 'Release', 'lib.target'),
                     ]
 
   candidate_libraries = map(