Add cflags for GCC 4.8 builds on Android.

build/common.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 3817 matching lines @@
                     # Android now supports .relro sections properly.
                     # NOTE: While these flags enable the generation of .relro
                     # sections, the generated libraries can still be loaded on
                     # older Android platform versions.
                     'ldflags': [
                         '-Wl,-z,relro',
                         '-Wl,-z,now',
                         '-fuse-ld=gold',
                     ],
                     'conditions': [
+                      ['gcc_version==48 and clang==0', {
+                        'cflags': [
+                          # The following 5 options are disabled to save on
+                          # binary size in GCC 4.8.
+                          '-fno-partial-inlining',
+                          '-fno-early-inlining',
+                          '-fno-tree-copy-prop',
+                          '-fno-tree-loop-optimize',
+                          '-fno-move-loop-invariants',
+                        ],
+                      }],
                       ['arm_thumb==1', {
                         'cflags': [ '-mthumb-interwork' ],
                       }],
                       ['profiling==1', {
                         'cflags': [
                           # Thumb code with frame pointer makes chrome crash
                           # early.
                           '-marm',
                           '-mapcs-frame', # Required by -fno-omit-frame-pointer.
                           # The perf report sometimes incorrectly attributes
@@ skipping 1906 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }